Cita APA (7a ed.)
American College of Physicians. Annals of internal medicine. American College of Physicians.
Cita Chicago Style (17a ed.)
American College of Physicians. Annals of Internal Medicine. [Philadelphia, Pa.]: American College of Physicians.
Cita MLA (9a ed.)
American College of Physicians. Annals of Internal Medicine. American College of Physicians.
Precaución: Estas citas no son 100% exactas.