OKTAVIANI, Fatmah. Betamethasone was more Effective than N-acetylcysteine for Lung Maturation. Indonesian Journal of Obstetrics and Gynecology, [S. l.], v. 37, n. 1, p. 21–25, 2013. DOI: 10.32771/inajog.v37i1.332. Disponível em: https://www.inajog.com/index.php/journal/article/view/332. Acesso em: 9 mar. 2026.