Heffron, R., Donnell, D., Rees, H., Celum, C., Mugo, N., Were, E., . . . Baeten, J. M. (2011). Hormonal contraceptive use and risk of HIV-1 transmission: A prospective cohort analysis.
استشهاد بنمط شيكاغوHeffron, Renee, et al. Hormonal Contraceptive Use and Risk of HIV-1 Transmission: A Prospective Cohort Analysis. 2011.
MLA استشهادHeffron, Renee, et al. Hormonal Contraceptive Use and Risk of HIV-1 Transmission: A Prospective Cohort Analysis. 2011.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.