Overview
Submission Instructions
Recent Publications
Frequently Asked Questions
Research Topics
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CJ
Canadian Journal of Cardiology is an international, peer-reviewed journal that disseminates new knowledge in cardiology and cardiovascular science. It publishes original reports of clinical and basic research relevant to cardiovascular medicine, as well as practice guidelines, editorials, review articles, news and commentary features, and case reports. It is the official journal of the Canadian Cardiovascular Society and a companion title to CJC Open and CJC Pediatric and Congenital Heart Disease.
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Subject
Cardiac & Cardiovascular Systems
Impact Factor
5.3
Quartile
Q1
Open Access Type
Hybrid
ISSN
0828-282X
eISSN
1916-7075
Invitation Only
No
Cost Range
Open access APC: USD 3710 excluding taxes; no open access publication fee for subscription publication.
Submission Instructions
Canadian Journal of Cardiology accepts the following article types. Click on an article type to view submission instructions.
Original Papers (Clinical And Basic Research)
Cover Letter
A letter of transmittal is required with submission. The letter must state that all authors participated in the work and approved the article, that the article is not under consideration elsewhere or previously published except as an abstract, that any copied text is quoted and cited, and that permissions for reproduced figures or tables have been or will be obtained by the author.
Abstract
A structured abstract is required. Abstract must not exceed 250 words. Abstract must be structured. Abstract must conclude with a succinct sentence summarizing the paper’s most novel findings or contributions and their relevance.
Manuscript
Manuscript is generally limited to 6000 words including all elements. Manuscript should include clearly defined sections, and the Discussion should end with a brief Conclusions paragraph summarizing the most important novel elements of the study and their relevance to cardiovascular medicine. The title page must include a short title of 50 characters or less, 3 to 7 keywords, a declaration of interest statement, and an AI-use declaration at the end of the manuscript before the references if generative AI was used.
References
References must use Vancouver style with superscript numeric in-text citations. References must include only cited sources, be listed in numerical order of first appearance, use abbreviated journal titles, list all authors if there are six or fewer, and list the first six followed by et al. if there are more than six.
Figures & Tables
A Central Illustration is recommended and should have no more than 4 panels. Each table and figure must be submitted as a separate file, while figure legends and tables must also appear in the manuscript file and a Central Illustration must be submitted as a separate file. A Central Illustration must be labeled "Central Illustration" rather than numbered and accompanied by a legend with a brief title and caption explaining the main points.
Review Articles
Cover Letter
A letter of transmittal is required with submission. The letter must state that all authors participated in the work and approved the article, that the material is not under consideration elsewhere or previously published, that copied text is properly quoted and cited, and that the author will obtain permission for any reproduced figures or tables and cover associated costs.
Abstract
An abstract is required. The abstract must not exceed 250 words. The abstract must be unstructured. The abstract must end with a succinct sentence summarizing the paper’s most novel findings or contributions and their relevance.
Manuscript
The manuscript must not exceed 8000 words including all elements. The article must be divided into clearly defined sections with appropriate headings and subheadings, particularly in the Methods, Results, and Discussion sections. The manuscript must include 3 to 7 keywords, a patient consent statement, a summary declaration of interest statement, and an AI-use declaration at the end of the manuscript before the references if generative AI was used.
References
References must use Vancouver style. In-text citations must be superscript numbers, the reference list must be ordered by first appearance in the text, journal titles must be abbreviated, and references with more than six authors must list the first six followed by et al.
Figures & Tables
Each figure and table must be submitted as a separate file, while tables and figure legends must also be included in the manuscript file after the references. A Central Illustration is recommended and, if included, must be labeled “Central Illustration” rather than as a numbered figure, accompanied by a legend, be original, have no more than 4 panels, and be submitted as a separate file.
Systematic Review
Cover Letter
A letter of transmittal is required with submission. The letter of transmittal must state that all authors participated in the work, reviewed and agreed with the article content, that the material is not under consideration elsewhere or published elsewhere, that no text has been copied without quotation and citation, and that the author will obtain permission for any reproduced figures or tables and cover any associated costs.
Abstract
A structured abstract is required for Systematic Review and Meta-Analysis papers. The abstract must be structured. The abstract must include the headings Background, Methods, Results, and Conclusions.
Manuscript
Systematic Review and Meta-Analysis papers follow the same length guidelines as Review Articles. Systematic Review and Meta-Analysis papers follow the same structure guidelines as Review Articles except that the abstract must be structured with Background, Methods, Results, and Conclusions. The manuscript must include 3 to 7 keywords, a summary declaration of interest statement in the title page file or manuscript file, and an end-of-manuscript generative AI declaration before the references if AI was used.
References
References must use Vancouver style. In-text citations must be superscript numerals, the reference list must be ordered numerically by first appearance, journal titles must be abbreviated, and references with more than six authors must list the first six followed by et al.
Figures & Tables
A Central Illustration is recommended and should have a maximum of 4 panels. Each table and figure must be prepared as a separate file, while figure legends and tables must also appear in the manuscript Word file, and any Central Illustration must be submitted as a separate file. A Central Illustration must be labeled "Central Illustration," be original rather than adapted or reprinted, and be accompanied by a legend with a brief title and caption explaining the main points.
Meta-Analysis
Cover Letter
A letter of transmittal is required with submission. The letter must state that all authors participated in the work and approved the article, that the content is not under consideration elsewhere or previously published, that no text has been copied without quotation and citation, and that the author will obtain permission for any reproduced figures or tables.
Abstract
A structured abstract is required. Abstract must be structured. Abstract must use the headings Background, Methods, Results, and Conclusions.
Manuscript
Systematic Review and Meta-Analysis papers follow the same length guidelines as Review Articles. Systematic Review and Meta-Analysis papers follow the same structure guidelines as Review Articles except that the abstract must be structured with Background, Methods, Results, and Conclusions. The manuscript must include 3 to 7 keywords, and any use of generative AI in manuscript preparation must be declared at the end of the manuscript before the references.
References
References must use Vancouver style. In-text citations must be superscript numbers and the reference list must be ordered numerically by first appearance, with journal titles abbreviated and all authors listed if six or fewer or the first six followed by et al if more than six.
Figures & Tables
A Central Illustration is recommended and should have a maximum of 4 panels. Each table and figure must be submitted as a separate file, while figure legends and tables must also be included in the manuscript file, and any Central Illustration must be submitted as a separate file. A Central Illustration must be labeled "Central Illustration" rather than as a numbered figure and be accompanied by a legend with a brief title and caption explaining the main points.
Ccs Guidelines
Cover Letter
A letter of transmittal is required with submission. The letter must confirm that all authors participated in the work, reviewed and agreed with the article content, that the work is not under consideration elsewhere or previously published except as an abstract, that no text has been copied without quotation and citation, and that the author will obtain permission for any reproduced figures or tables and cover associated costs before final acceptance.
Abstract
An abstract is required. The abstract must be unstructured and limited to 250 words. The abstract must be unstructured. The abstract must conclude with a succinct sentence summarizing the most novel findings or contributions of the paper and their relevance.
Manuscript
The manuscript must not exceed 12000 words including all elements. The article must be divided into clearly defined sections with appropriate headings and subheadings in the Methods, Results, and Discussion sections, and a short title of 50 characters or less must appear on the title page. The manuscript must include 3 to 7 keywords, a declaration of interest statement, funding sources and disclosures in separate end sections, a patient consent statement, and an AI-use declaration at the end of the manuscript before the references if generative AI was used.
References
References must use Vancouver style with superscript numeric in-text citations. The reference list must include only cited sources, be numbered in order of first appearance, use abbreviated journal titles, list all authors when there are six or fewer, and list the first six followed by et al. when there are more than six.
Figures & Tables
Each figure and table must be prepared as a separate file, while tables, boxes, and figure legends must also appear in the manuscript Word file after the references in the prescribed order. Figures and tables must be numbered according to their sequence in the text, with figure legends provided separately and reproduced material requiring permission and source citation.
Guidelines From Other Societies And Groups
Cover Letter
A letter of transmittal is required with submission. The letter must state that all authors participated in the work and approved the article content, that the material is not under consideration elsewhere or previously published, that any copied text is quoted and cited, and that permission and any costs for reproduced figures or tables will be handled by the author before final acceptance.
Abstract
An abstract is required. The abstract must be unstructured and limited to 250 words. The abstract must be unstructured.
Manuscript
The manuscript must not exceed 8000 words including all elements. The title page must include a short title of 50 characters or less, 3 to 7 keywords, a declaration of interest statement, and if generative AI was used, a declaration placed at the end of the manuscript before the references.
References
References must use Vancouver style with superscript numeric in-text citations. The reference list must include only cited sources, be numbered in order of first appearance, use abbreviated journal titles, list all authors when there are six or fewer, and list the first six authors followed by et al. when there are more than six.
Figures & Tables
Each table and figure must be uploaded as a separate file, while tables must also appear in the manuscript file after the references and figure legends must appear in the manuscript file after the references and tables. Figures and tables must be numbered in the order they are mentioned in the text.
Position Statements From Other Societies And Groups
Cover Letter
A letter of transmittal is required with submission. The letter of transmittal must state that all authors participated in the work and approved the article content, that the material is not under consideration elsewhere or previously published, that any copied text is quoted and cited, and that permission responsibility for reproduced figures or tables has been accepted.
Abstract
An abstract is required. The abstract must be unstructured and limited to 250 words. The abstract must be unstructured.
Manuscript
The manuscript must not exceed 8000 words including all elements. The manuscript must include 3 to 7 keywords, a declaration of generative AI use at the end of the manuscript before the references if AI was used, and a short title of 50 characters or less on the title page.
References
References must use Vancouver style. References must be cited as superscript numbers and listed in numerical order of first appearance, with journal titles abbreviated and all authors listed for six or fewer authors or the first six followed by et al for more than six.
Figures & Tables
Each figure and table must be uploaded as a separate file, while tables and figure legends must also appear in the manuscript file after the references. Figures and tables must be numbered in the order first mentioned in the text.
Ccs Clinical Practice Updates
Cover Letter
A letter of transmittal is required with submission. The letter must state that all authors participated in the work and approved the article, that the content is not under consideration elsewhere or previously published, that any copied text is quoted and cited, and that permission and costs for any reproduced figures or tables will be handled by the author.
Abstract
Abstract requirements are not specified.
Manuscript
Articles must be divided into clearly defined sections, and appropriate headings and subheadings must be provided in the Methods, Results, and Discussion sections. The manuscript must include 3 to 7 keywords and, if generative AI was used in manuscript preparation, a declaration statement at the end of the manuscript before the references list.
References
References must use Vancouver style with superscript numeric in-text citations. The reference list must include only cited sources, be arranged in numerical order of first appearance, use abbreviated journal titles, and list all authors if six or fewer or the first six followed by et al. if more than six.
Figures & Tables
The manuscript text, each table, and each figure must be prepared as separate files, with tables placed after the references and figure legends in the text file and figure captions provided separately. References, tables, and figures must be numbered in the order of mention in the text, and reproduced figures or tables require permission with the source cited for reproduced figures in the legend.
General Cpus
Cover Letter
A letter of transmittal is required with submission. The letter must state that all authors participated in the work, reviewed and agreed with the article content, that the work is not under consideration elsewhere or published elsewhere except as an abstract, that no text was copied without quotation and citation, and that the author will obtain permission for any reproduced figures or tables and cover associated costs before final acceptance.
Abstract
An abstract is required. The abstract must be unstructured and limited to 250 words. The abstract must be unstructured. The abstract must end with a succinct sentence summarizing the paper’s most novel findings or contributions and their relevance.
Manuscript
General Cpus are limited to 10000 words including all elements. The manuscript must be divided into clearly defined sections with appropriate headings and subheadings in the Methods, Results, and Discussion sections, and a short title of 50 characters or less must appear on the title page. The manuscript must include 3 to 7 keywords without abbreviations, a declaration of interest statement, a patient consent statement, funding and disclosures paragraphs, and an AI-use declaration at the end of the manuscript before the references if generative AI was used.
References
References must use Vancouver style. In-text citations must be superscript numbers, the reference list must include only cited sources in numerical order of first appearance, journal titles must be abbreviated, and references with more than six authors must list the first six followed by et al.
Figures & Tables
Each figure and each table must be prepared as separate files, while tables must also follow the references and figure legends must appear in the same Word file as the text. References, tables, and figures must be numbered in the order of mention in the text, with each table carrying a number and title and each figure accompanied by a separate legend containing sufficient explanatory information and definitions of abbreviations.
Focused Cpus
Cover Letter
A letter of transmittal is required with submission. The letter must state that all authors participated in the work and approved the article, that the work is not under consideration elsewhere or previously published except as an abstract, that no text has been copied without quotation and citation, and that permission and any costs for reproduced figures or tables will be handled before final acceptance.
Abstract
An abstract is required. The abstract must be unstructured and limited to 250 words. The abstract must be unstructured. The abstract must conclude with a succinct sentence summarizing the most novel findings or contributions of the paper and their relevance.
Manuscript
Focused Cpus must not exceed 8000 words including all elements. Articles must be divided into clearly defined sections, with appropriate headings and subheadings in the Methods, Results, and Discussion sections. The title page must include a short title of 50 characters or less, 3 to 7 keywords, a declaration of interest statement, and an AI-use declaration at the end of the manuscript before the references if generative AI was used.
References
References must use Vancouver style with superscript numeric in-text citations. The reference list must include only cited sources, be ordered numerically by first appearance, use abbreviated journal titles, list all authors when there are six or fewer, and list the first six followed by et al when there are more than six.
Figures & Tables
Each figure and table must be submitted as a separate file, while tables must also follow the references and figure legends must appear in the same Word file as the text. References, tables, and figures must be numbered in the order they are first mentioned in the text.
Case Reports
Cover Letter
A letter of transmittal is required with submission. The letter of transmittal must state that all authors participated in the work and approved the article, that the content is not under consideration elsewhere or published elsewhere, that no text has been copied without quotation and citation, and that permission for any reproduced figures or tables will be obtained and any related costs covered.
Abstract
A formal abstract must not be included.
Manuscript
Case Reports should generally not exceed 1000 words, and the first paragraph summary must not exceed 100 words. Case Reports must begin with a bold first paragraph summarizing the background and key observations. The manuscript must include 3 to 7 keywords, a Patient Consent Statement, and, if generative AI was used in manuscript preparation, a declaration statement at the end of the manuscript before the references.
References
Case Reports may include no more than 5 references. References must use Vancouver style. In-text citations must be superscript numbers, references must be listed in numerical order of first appearance, journal titles must be abbreviated, and reference lists must name all authors for six or fewer authors or the first six followed by et al for more than six.
Figures & Tables
Case Reports may include no more than 2 display items in total, including figures, tables, and boxes. The manuscript file, each table, and each figure must be prepared as separate files, with tables placed after the references and figure legends in the text file. Each figure and table must be numbered in the order cited in the text, and additional material beyond the word or figure limits may be submitted as Supplementary Material.
Research Letters
Cover Letter
A submission cover letter is required. The cover letter must explain why the article is appropriate for the Research Letter category and state that all authors participated in the work, reviewed and agreed with the article content, and that no text was copied without quotation and citation.
Abstract
Abstract must not be included.
Manuscript
Main text must not exceed 800 words. A short title of 50 characters or fewer must be included on the title page. A declaration of generative AI use, if applicable, must be added at the end of the manuscript before the references, and 3 to 7 keywords must be provided.
References
No more than 5 references may be included. References must use Vancouver style. In-text citations must be superscript numerals, the reference list must be numbered in order of first appearance, journal titles must be abbreviated, and references with more than six authors must list the first six followed by et al.
Figures & Tables
No more than 1 display item may be included. Each figure must be uploaded as a separate file, while tables must appear in the same Word file as the text. Figure legends must be provided separately and tables and figures must be numbered in the order they are mentioned in the text.
Letters To The Editor
Cover Letter
A letter of transmittal is required. The letter of transmittal must state that all authors participated in the work, reviewed and agreed with the article content, that the material is not under consideration elsewhere or previously published, that no text has been copied without quotation and citation, and that permission for any reproduced figures or tables has been or will be obtained.
Abstract
Abstract requirements are not specified.
Manuscript
Letters to the Editor must not exceed 400 words of text. If generative AI was used in manuscript preparation, a declaration statement must be included at the end of the manuscript before the references list.
References
Letters to the Editor may include no more than 4 references. References must use Vancouver style. In-text citations must be superscript numbers and the reference list must be numbered in order of first appearance, with journal titles abbreviated and all authors listed for six or fewer authors or the first six followed by et al for more than six.
Figures & Tables
Letters to the Editor may include 1 display item. Each table and each figure must be uploaded as separate files, while tables must appear after the references and figure legends must follow the references and tables in the manuscript file.
Recent Publications
Standardizing the Reporting of Machine Learning Studies in Cardiovascular Medicine
Shubh K. Patel, Jiawen Deng, Adham Elsherbini, Kiyan Heybati, Michael W.A. Chu, Vallijah Subasri, Rashmi Nedadur
10.1016/j.cjca.2026.08.003
View Publication
Continuous arterial line flushing can lead to cerebral air embolism
Adrienne K. Ho
10.1016/j.cjca.2026.08.002
View Publication
Hysterectomy and the Risk of Cardiometabolic Disorders - Thinking Beyond Estrogens
Amélie Paquin, Sarah Maheux-Lacroix
10.1016/j.cjca.2026.08.001
View Publication
Frequently asked questions
How long does it take to publish?
4 days submission to first decision; 25 days submission to decision after review; 62 days submission to acceptance; 7 days acceptance to online publication
Reformat to Canadian Journal of Cardiology using Livewrite PremiumIs a cover letter required?
A letter of transmittal must be provided with submission and must include statements confirming author participation and approval, exclusive submission, originality of text, and responsibility for permissions costs. The submission cover letter for Research Letters should explain why the article is appropriate for that category.
Reformat to Canadian Journal of Cardiology using Livewrite PremiumWhat are the publication costs?
Open access APC is USD 3710 excluding taxes. Subscription publication has no open access publication fee.
Reformat to Canadian Journal of Cardiology using Livewrite PremiumResearch Topics
Cardiac Valve Diseases and Treatments
Atrial Fibrillation Management and Outcomes
Cardiac Imaging and Diagnostics
Cardiovascular Function and Risk Factors
Cardiac Arrhythmias and Treatments
Cardiac pacing and defibrillation studies
Acute Myocardial Infarction Research
Congenital Heart Disease Studies
Cardiac Structural Anomalies and Repair
Heart Failure Treatment and Management
Diverse Scientific and Economic Studies
Infective Endocarditis Diagnosis and Management
Coronary Interventions and Diagnostics
Cardiac, Anesthesia and Surgical Outcomes
Cardiac Health and Mental Health
Aortic Disease and Treatment Approaches
Cardiac electrophysiology and arrhythmias
Mechanical Circulatory Support Devices
Human auditory perception and evaluation
Health Systems, Economic Evaluations, Quality of Life
Lipoproteins and Cardiovascular Health
Blood Pressure and Hypertension Studies
Educational Robotics and Engineering
Cardiac Arrest and Resuscitation
Antiplatelet Therapy and Cardiovascular Diseases
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