Oral sildenafil therapy for the management of mild persistent pulmonary hypertension of the newborn in term neonates. Indian Journal of Child Health, [S. l.], v. 7, n. 10, p. 415–417, 2020. Disponível em: https://mansapublishers.com/index.php/ijch/article/view/2572.. Acesso em: 22 jul. 2024.