DADA, O. O.; OLUGBAKE, O. A. Combination Hormonal Contraception And New Contraceptive Delivery Systems. The Nigerian Journal of Pharmacy, [S. l.], v. 39, n. 2, 2006. Disponível em: https://psnnjp.org/index.php/home/article/view/397. Acesso em: 3 may. 2024.