Single Persistent Left Superior Vena Cava Draining Into the Left Atrium Causing Neonatal Cyanosis: A Case Report. - Rossell JA; Gil GP; Prada F; Zuccarino F; Fernandez-Cisneros A; Romero P; Camprubí-Camprubí M; Escobar-Díaz MC (Advances in neonatal care : official journal of the National Association of Neonatal Nurses, 2026)