Gaya APA

Group, I. (2013). The New England Journal of Medicine Vol. 368 No.16 (Vol. 368 No.16 April 18, 2013). United Kingdom: NEJM Group.

Gaya MLA

Group, Internasional.NEJM. "The New England Journal of Medicine Vol. 368 No.16". Vol. 368 No.16 April 18, 2013 United Kingdom: NEJM Group, 2013. Jurnal Internasional.