Skip to Main Content
It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.



Source: Patrias K. Citing medicine: the NLM style guide for authors, editors, and publishers [Internet]. 2nd ed. Wendling DL, technical editor. Bethesda (MD): National Library of Medicine (US); 2007 -  [updated 2015 Oct 2; cited 2019 Nov 18]. Available from:

Standard journal article

Standard journal article

  • Optional: If a journal carries continuous pagination throughout a volume (as many medical journals do), omit the month and issue number (see yellow highlight below(.

Ezenwaka CE, Offiah NV. Cardiovascular risk of obese and non-obese patients with type 2 diabetes in the West Indies. J Biomed Sci. 2001;8(4):314-20.

Poon-King T, Henry MV, Rampersad F. Prevalence and natural history of diabetes in Trinidad. Lancet. 1968;1:155-60.


Journal article with more than 6 authors

  • List the first six authors, followed by et al. If there are more than six authors, list the first six authors, followed by et al. 

Ezenwaka CE, Nwagbara E, Seales D, Okali F, Hussaini S, Raja B, et al. Prediction of 10-year coronary heart disease risk in Caribbean type 2 diabetic patients using the UKPDS risk engine. Inter J Cardiol. 2009;132(3):348-53.


Inserting PMID

  • Optional: Addition of a database's unique identifiers, such as the PubMed PMID, for the citation.

Sharma A, Bahadursingh S, Ramsewak S, Teelucksingh S. Medical and surgical interventions to improve outcomes in obese women planning for pregnancy. Best Pract Res Clin Obstet Gynaecol. 2015 May 1;29(4):565-76. PMID:25648680.

Organization as author

World Health Organization. Evaluation of certain contaminants in food. World Health Organ Tech Rep Ser. 2017(1002):1.

Both personal authors and organization as author

Galateau-Salle F, Churg A, Roggli V, Travis WD, World Health Organization Committee for Tumors of the Pleura. The 2015 World Health Organization classification of tumors of the pleura: advances since the 2004 classification. J Thorac Oncol. 2016 Feb 1;11(2):142-54.

Journals with a DOI

  • Some electronic publications are assigned a unique number called a Digital Object Identifier (DOI).
  • If a DOI is provided for a journal article, include it after the page numbers of the article as "doi:doi number".
  • You need to put a period after a DOI number.

Nkogwe C, Raletobana J, Johnson AS, Suepaul S, Adesiyun AA. Frequency of detection of  Escherichia coliSalmonella spp., and Campylobacter spp. in the faeces of wild rats (Rattus spp.) in Trinidad and Tobago. Vet Med Int. 2011;Article ID 686923, 7 pages doi:10.4061/2011/686923.

Article not in English

Wyller TB. Evidensbasert medisin eller vulgærcochranisme? Tidsskr Nor Laegeforen. 2011 Jun 17;131(12):1181.

  • Optional: Translate article title (MEDLINE/PubMed practice).

Wyller TB. [Evidence-based medicine or vulgar cochranism?] Tidsskr Nor Laegeforen. 2011 Jun 17;131(12):1181.Norwegian.

  • n.b. full jounal title is Tidsskrift for den Norske laegeforening: 

           tidsskrift for praktisk medicin, ny raekke.

Issue with no volume

Romano RL, Burgess EM, Andrews CB. Medical implications of water-skiing. Clin Orthop1962 (23):140-5.

Article published with corrections

Sorek N, Poraty L, Sternberg H, Buriakovsky E, Bar E, Lewinsohn E, Yalovsky S. Corrected and republished from: Activation status-coupled transient S-acylation determines membrane partitioning of a plant Rho-related GTPase. Mole Cellular Biol. 2017 Dec 1;37(23):e00333-17. Corrected and republished from:  Mole CellulaBiol.  2007 Mar 15;27(6):2144-54.

Article published electronically ahead of the print version

Frendreis J, Tatalovich R. Postmaterialism and referenda voting to legalize marijuana. Int J Drug Policy. 2020 Jan 1;75:102595. doi: 10.1016/j.drugpo.2019.11.003. Epu. 2019 Nov 15

No author given

Perioperative blood salvage. Vox Sanguinis. 2006;91:185-6. 

Volume with part

Abend SM, Kulish N. The psychoanalytic method from an epistemological viewpoint. Int J Psychoanal. 2002;83(Pt 2):491-5.

Journal article with year having a supplement

Jha V, Chugh KS. Acute renal failure in the tropics. J Assoc Physicians India. 1997;Supp l2:18-23.

Issue with part

Ahrar K, Madoff DC, Gupta S, Wallace MJ, Price RE, Wright KC. Development of a large animal model for lung tumors. J Vasc Interv Radiol. 2002;13(9 Pt 1):923-8.

Article in Issue with supplement

Grant EN, Moy JN, Turner-Roan K, Daugherty SR, Weiss KB. Asthma care practices, perceptions, and beliefs of Chicago-area primary-care physicians. Chest. 1999;Oct 1;116(4 Suppl 1):145S-54S.

Article with published erratum

 Joffres MR, Campbell NR, Manns B, Tu K. Estimate of the benefits of a population-based reduction in dietary sodium additives on hypertension and its related health care costs in Canada. Can J Cardiol. 2007 May 1;23(6):437-43.Erratum in:Can J Cardiol2000;283:481.