Não informado. (2012). Publications from the University of Pittsburgh, School of Medicine. University of Pittsburgh.
Chicago-referens (17:e uppl.)Não informado. Publications from the University of Pittsburgh, School of Medicine. Pittsburgh, Pa: University of Pittsburgh, 2012.
MLA-referens (8:e uppl.)Não informado. Publications from the University of Pittsburgh, School of Medicine. University of Pittsburgh, 2012.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.