Cita APA (7a ed.)

American family physician [Am Fam Physician] NLMUID: 1272646.

Cita Chicago Style (17a ed.)

American Family Physician [Am Fam Physician] NLMUID: 1272646.

Cita MLA (8a ed.)

American Family Physician [Am Fam Physician] NLMUID: 1272646.

Precaución: Estas citas no son 100% exactas.