BAGCHI, S.; SAH, S.; AGRAWAL, T. Effect of intrauterine copper device on cervical cytology and its comparison with other contraceptive methods. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], v. 5, n. 8, p. 2795–2798, 2017. DOI: 10.18203/2320-1770.ijrcog20162668. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/1509. Acesso em: 2 oct. 2025.