TY - JOUR AU - Nemerofsky, S L; Parravicini, E; Bateman, D; Kleinman, C; Polin, R A; Lorenz, J M TI - The ductus arteriosus rarely requires treatment in infants > 1000 grams JO - Am J Perinatol IS - 10 VL - 25 PY - 2008 DO - 10.1055/s-0028-1090594 L3 - PubMed-ID: 18850514 SP - 661 EP - 666 ER -