Caffeine consumption during pregnancy and the risk of abortion. Portuguese Journal of Family Medicine and General Practice, [S. l.], v. 24, n. 2, p. 334–5, 2008. DOI: 10.32385/rpmgf.v24i2.10492. Disponível em: https://rpmgf.pt/ojs/index.php/rpmgf/article/view/10492. Acesso em: 17 apr. 2026.