SHARMA, J. B.; AGARWAL, M.; KARMAKAR, D.; KUMAR, S. Evaluation of an effective and cheap analgesic protocol prior to intra-uterine device insertion in a developing country. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], v. 4, n. 4, p. 1061–1065, 2017. DOI: 10.18203/2320-1770.ijrcog20150427. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/2061. Acesso em: 26 oct. 2025.