MITCHELL, B.; MHLONGO, M. The diagnosis and management of congenital pulmonary valve stenosis. SA Heart Journal, [S. l.], v. 15, n. 1, p. 36–45, 2018. DOI: 10.24170/15-1-2903. Disponível em: https://www.journals.ac.za/SAHJ/article/view/2903. Acesso em: 13 dec. 2025.