Cita APA (7a ed.)

Journal of the National Medical Association [J Natl Med Assoc] NLMUID: 7503090.

Cita Chicago Style (17a ed.)

Journal of the National Medical Association [J Natl Med Assoc] NLMUID: 7503090.

Cita MLA (9a ed.)

Journal of the National Medical Association [J Natl Med Assoc] NLMUID: 7503090.

Precaución: Estas citas no son 100% exactas.