Use of sildenafil for the treatment of neonatal persistent pulmonary hypertension. Research, Society and Development, [S. l.], v. 13, n. 1, p. e14713144910, 2024. DOI: 10.33448/rsd-v13i1.44910. Disponível em: https://ojs34.rsdjournal.org/index.php/rsd/article/view/44910. Acesso em: 28 jun. 2025.