ANNERÉN , G. Neonatal Polycythaemia in down Syndrome. Upsala Journal of Medical Sciences, [S. l.], v. 99, n. 1, p. 69–71, 1994. DOI: 10.3109/03009739409179352. Disponível em: https://ujms.net/index.php/ujms/article/view/6741. Acesso em: 14 nov. 2026.