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The BMJ (British Medical Journal)

✓ Can be checked ✓ Auto-fix Can be auto-fixed — Manual check

General Requirements

✓ Language
English
✓ Word Count
No fixed limits (make concise and make every word count)
✓ Reference Limit
Ideally no more than 20 (varies by article type)
— Drug Names
Use recommended international non-proprietary name (rINN)

Abstract

— Format
Structured abstract with specific headings
— Word Limit
250-300 words (up to 400 for CONSORT/PRISMA)
— Required Sections
Objectives, Design, Setting, Participants, Interventions, Main outcome measures, Results, Conclusions, Trial registration

Text Formatting

✓ Auto-fix Sentence Spacing
Single space at the end of each sentence
✓ Auto-fix Emphasis
Do not use bold face for emphasis
✓ Auto-fix Decimal Points
Standard format (numbers, not specified as midline)
— Confidence Intervals
Written as (15 to 27) using 'to' rather than hyphen

References

— Style
Vancouver numbering style
✓ Format
Superscripted number after any punctuation mark
— Author Limits
6 or fewer: list all; 7 or more: first 3 followed by et al

Figures and Images

— Resolution
Minimum 300 dpi at printed size
— Minimum Width
At least 107 mm
— Image Formats
GIF, TIFF, EPS, or JPEG

Reporting Guidelines

— RCTs
CONSORT checklist and flowchart required
— Systematic Reviews
PRISMA checklist and flowchart
— Observational Studies
STROBE checklist and extensions