SETHI, N.; PURI, S.; JAMWAL, N. Association of primary dysmenorrhea with socio-economic status and education level in patients attending gynaecology OPD in a tertiary care centre: a questionnaire-based study. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], v. 13, n. 6, p. 1420–1424, 2024. DOI: 10.18203/2320-1770.ijrcog20241282. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/14143. Acesso em: 11 nov. 2025.