Lampiao, F., S. Miyango, and H. Simkoza. “Herbal Aphrodisiac Use Among Male Adolescents and Teenagers in a Rural Area of Blantyre District, Malawi”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 4, no. 3, Feb. 2017, pp. 581-3, doi:10.18203/2320-1770.ijrcog20150055.