To study colposcopic and cytological changes in cervix in women using intrauterine contraceptive device. International Journal of Biomedical Research, [S. l.], v. 4, n. 12, p. 679–681, 2013. DOI: 10.7439/ijbr.v4i12.440. Disponível em: https://ssjournals.co.in/index.php/ijbr/article/view/908. Acesso em: 9 mar. 2026.