ORTIZ-ÁVILA, E. . First use of contraceptive in two cohorts of women in Mexico, 2018. Población y Salud en Mesoamérica, [S. l.], v. 22, n. 1, 2024. DOI: 10.15517/psm.v22i1.58766. Disponível em: https://www.revistas.ucr.ac.cr/index.php/psm/article/view/58766. Acesso em: 31 may. 2025.