Management of preterm infants and incidence of patent ductus arteriosus - Tsuchiya, Shigekuni; Yoshida, Taro; Matsumoto, Atsushi; Oyama, Kotaro; Takashimizu, Nao; Konishi, Yu; Toya, Yukiko; Ito, Ai; Sotodate, Genichiro; Toyoshima, Hiroshi (Journal of Iwate Medical Assiociation, 2019)
Keywords: left atrium/aortic root ratio; left pulmonary artery mean diastolic velocity/peak systolic velocity ratio; patent ductus arteriosus; respiratory distress syndrome; serum osmolality