MOHAN, H.; RAMAPPA, R.; M., S.; K., A. B. Intravenous paracetamol infusion versus intramuscular tramadol as an intrapartum labor analgesic. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], v. 4, n. 6, p. 1726–1729, 2017. DOI: 10.18203/2320-1770.ijrcog20151212. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/2292. Acesso em: 13 oct. 2025.