NLM vs AMA: Key Differences
NLM and AMA are two of the most widely used citation styles in academia, but they differ in important ways. NLM (National Library of Medicine) the citation standard used by PubMed and the National Library of Medicine. AMA (American Medical Association 11th Edition) the citation standard for American medical journals. Understanding the differences will help you choose the right format for your paper.
Side-by-Side Comparison
| Feature | NLM | AMA |
|---|---|---|
| Citation System | Numbered | Numbered |
| In-Text Format | Bracketed numbers (1) | Superscript numbers¹ |
| Reference List Name | References | References |
| Edition | current | 11th edition |
| Common Fields | Medicine, Life Sciences, Public Health | Medicine, Health Sciences, Pharmacy, Public Health |
When to Use NLM
NLM (National Library of Medicine) uses a numbered citation system with Bracketed numbers (1) in-text citations and a References at the end of the paper. It is most commonly used in Medicine, Life Sciences, Public Health.
When to Use AMA
AMA (American Medical Association 11th Edition) uses a numbered citation system with Superscript numbers¹ in-text citations and a References at the end of the paper. It is most commonly used in Medicine, Health Sciences, Pharmacy, and related fields.
See the Difference in Action
Try our interactive comparison tool to compare NLM and AMA citations side by side using your own sources.
Frequently Asked Questions
- What is the difference between NLM and AMA?
- NLM and AMA differ in their in-text citation format, reference list structure, and the academic disciplines that use them. NLM uses Bracketed numbers (1) in-text citations with a References, while AMA uses Superscript numbers¹ with a References.
- Which is better, NLM or AMA?
- Neither NLM nor AMA is inherently better. The right choice depends on your academic discipline, your instructor's requirements, or the journal you are submitting to. Check your assignment guidelines or target publication to determine which style to use.
- Can I switch between NLM and AMA?
- Yes, you can switch between NLM and AMA using CitationEasy's free citation generator. Simply select the desired style and your citations will be reformatted automatically. However, you should only use one style per paper unless your instructor says otherwise.