YAZICI, Aybüke; KANMAZ KUTMAN, Hayriye Gözde; KADIOĞLU ŞIMŞEK, Gülsüm; SIYAH BILGIN, Betül; CANPOLAT, Fuat Emre; OĞUZ, Şerife Suna. Risk factors for refractory patent ductus arteriosus to initial medical treatment in preterm infants. The European Research Journal, [S. l.], v. 11, n. 3, p. 519–526, 2025. DOI: 10.18621/eurj.1610415. Disponível em: https://eurj.org.tr/article/view/1008. Acesso em: 5 apr. 2026.