Serum brain natriuretic peptide in healthy Nigerian newborn babies. NIGERIAN JOURNAL OF PAEDIATRICS, [S. l.], v. 48, n. 1, p. 8 – 11, 2021. DOI: 10.4314/njp. Disponível em: https://njpaediatrics.com/index.php/njp/article/view/18.. Acesso em: 24 apr. 2026.