Cardiac Arrhythmias in Children with Sickle Cel Annemia. NIGERIAN JOURNAL OF PAEDIATRICS, [S. l.], v. 30, n. 1, p. 14–17, 2024. Disponível em: https://www.njpaediatrics.com/index.php/njp/article/view/655.. Acesso em: 3 apr. 2025.