CJO Authorship: An Introduction


The Canadian Journal of Ophthalmology (CJO) is the official journal of the Canadian Ophthalmological Society and is committed to timely publication of original, peer-reviewed ophthalmology and vision science articles.

Types of articles:

1. Review Article
Narrative literature reviews are generally by invitation only. Authors may request consideration from the Editor-in- Chief by providing a detailed outline of a proposed review article.

  • Unstructured abstract
  • Abstract maximum 250 words
  • Manuscript maximum 3000 words
  • Maximum 100 references
  • Maximum 10 tables and (or) figures

2. Full Length Article
Includes: systematic review, meta-analysis, brief research report.

  • Structured abstract (objective, design, participants, methods, results, conclusions)
  • Abstract maximum 250 words
  • Manuscript maximum 2500 words
  • Maximum 50 references
  • Maximum 10 tables and (or) figures

3. Case Report (published online only)
Includes: case report (1 or 2 cases)

  • No abstract
  • Maximum 1000 words
  • Maximum 15 references
  • Maximum 5 tables and (or) figures
  • Maximum 5 authors

4. Editorial
Editorials are by invitation only.

  • Maximum 1,000 words
  • No maximum number of references

5. Correspondence (published online only)
Includes: brief communication, commentary

  • No abstract
  • Maximum 1000 words
  • Maximum 15 references
  • Maximum 5 tables and (or) figures
  • Maximum 5 authors

6. Letter to the Editor
Letters concerning matters arising in recent CJO articles should be submitted within 4 months of the article’s publication. The authors of the original article will be invited to respond to the letter..

  • Maximum 350 words
  • Maximum 5 references (including the article being addressed)
  • Maximum 3 authors

Contact details for submission

Please submit your article via https://www.evise.com/profile/api/navigate/CJO.
For questions regarding submissions please contact the CJO Editorial Office at [email protected].

Submission Checklist

You can use this list to carry out a final check of your submission before you send it to the journal for review. Please check the relevant section in this Guide for Authors for more details.

Ensure that the following items are present:

One author has been designated as the corresponding author with contact details:
• E-mail address
• Full postal address

All necessary files have been uploaded:
• Include keywords
• All figures (include relevant captions)
• All tables (including titles, description, footnotes)
• Ensure all figure and table citations in the text match the files provided
• Indicate clearly if color should be used for any figures in print
Graphical Abstracts / Highlights files (where applicable)
Supplemental files (where applicable)

Further considerations:
• Manuscript has been ‘spell checked’ and ‘grammar checked’
• All references mentioned in the Reference List are cited in the text, and vice versa
• Permission has been obtained for use of copyrighted material from other sources (including the Internet)
• A competing interests statement is provided, even if the authors have no competing interests to declare
• Journal policies detailed in this guide have been reviewed
• Referee suggestions and contact details provided, based on journal requirements

For further information, visit our Support Center.