RAVEENDRAN, R. C.; JACOB, A. M.; ISMAIL, J. A delve into the menstrual problems in teenagers: a cross sectional study in an urban school in Kerala, India. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], v. 5, n. 11, p. 3978–3982, 2016. DOI: 10.18203/2320-1770.ijrcog20163874. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/374. Acesso em: 29 dec. 2025.