IJEOMA, Ezeome; UCHENNA, Umeh. Fertility Awareness-Based Contraception: Knowledge and Attitudes Among Nigerian Gynaecologists. Niger Delta Journal of Medical Sciences (NDJMS), Nigeria, v. 2, n. 4, p. 28–38, 2020. Disponível em: https://ndjms.ndu.edu.ng/index.php/home/article/view/37. Acesso em: 31 dec. 2025.