Text: Indicate references by superscript numbers in the text. The actual authors can be referred to, but the reference number(s) must always be given.
List: Number the references in the list in the order in which they appear in the text.
Examples:
Reference to a journal publication Ordinary article. The names of all the authors will be stated if there are six or less; if there are seven or more, the names of the first six should appear, followed by the expression et al.
1. Schiffl H, Lang SM, Fischer R. Daily hemodialysis and the outcome of acute renal failure. N Engl J Med. 2002;346:305-10. https://doi.org/10.1056/NEJMoa010877 2. Bernard GR, Vincent JL, Laterre PF, La Rosa SP, Dhainaut JF, López-Rodríguez A, et al. Eficacy and safety of recombinant human activated protein C for severe sepsis. N Engl J Med. 2001;344: 699-709. https://doi.org/10.1056/NEJMc063207.
Article in electronic journal
3. Cannesson M, Ramsingh D, Rinehart J, Demirjian A, Vu T, Vakharia S, et al. Perioperative goal-directed therapy and postoperative outcomes in patients undergoing high-risk abdominal surgery: a historical-prospective, comparative effectiveness study. Crit Care. 2015; 19:261. https://doi.org/10.1186/s13054-015-0945-2.
Reference to a journal publication with an article number
4. Van der Geer J, Hanraads JAJ, Lupton RA. The art of writing a scientific article. Heliyon. 2018;19:e00205. https://doi.org/10.1016/j.heliyon.2018.e00205.
Study published by a corporation (author is not specified)
5. The hypothermia after cardiac arrest study group. Mild therapeutic hypothermia to improve the neurologic outcome after cardiac arrest. N Engl J Med. 2002;346:549-56.
Books and other monographs
Personal authors
6. West JB. Ventilation/blood flow and gas exchange. Oxford: Blackwell Scientific Publications; 1977.
Corporative author 7. American Medical Association Department of Drugs. AMA Drug evaluations. 3th ed. Littelton: Publishing Sciences Group; 1977.
Editors or compilers as authors
8. Sackett DL, Straus SE, Richardson WS, Rosenberg W, Haynes RB, editors. Evidence-based medicine. How to practice and teach EBM. 2nd ed. Edinburgh: Churchill Livingstone; 2000.
Chapter of a book
9. Chastre J, Fagon JY. Ventilator-associated pneumonia. En: Hall JB, Schmidt GA, Wood LDH, editors. Principles of critical care. 2nd ed. New York: McGraw-Hill; 1998. p. 617-52.
Reference to a website
10. Cancer Research UK. Cancer statistics reports for the UK, http://www.cancerresearchuk.org/aboutcancer/statistics/cancerstatsreport/; 2003 [accessed 13 March 2003].
Reference to a dataset
[dataset] 11. Oguro M, Imahiro S, Saito S, Nakashizuka T. Mortality data for Japanese oak wilt disease and surrounding forest compositions, Mendeley Data, v1; 2015. https://doi.org/10.17632/xwj98nb39r.1.
Note shortened form for last page number. e.g., 51-9, and that for more than 6 authors the first 6 should be listed followed by 'et al.' For further details you are referred to 'Uniform Requirements for Manuscripts submitted to Biomedical Journals' (J Am Med Assoc 1997;277:927-34)(see also http://www.nlm.nih.gov/bsd/uniform_requirements.html