APA (7th ed.) Citation

RJ, E. (1993). Six authors in search of a citation: Villains or victims of the Vancouver convention? BMJ (Clinical research ed.), 306(6880), 765. https://doi.org/10.1136/bmj.306.6880.765

Chicago Style (17th ed.) Citation

RJ, Epstein. "Six Authors in Search of a Citation: Villains or Victims of the Vancouver Convention?" BMJ (Clinical Research Ed.) 306, no. 6880 (1993): 765. https://doi.org/10.1136/bmj.306.6880.765.

MLA (9th ed.) Citation

RJ, Epstein. "Six Authors in Search of a Citation: Villains or Victims of the Vancouver Convention?" BMJ (Clinical Research Ed.), vol. 306, no. 6880, 1993, p. 765, https://doi.org/10.1136/bmj.306.6880.765.