CJCP     2025 27 (4):  425-431    ISSN: 1008-8830  CN: 43-1301/R Risk factors for cardiopulmonary dysfunction after ligation of hemodynamically significant patent ductus arteriosus in preterm infants LIU Chong-Chong, LIU Yong, ZHANG Yi, HAN Dai-Cheng, HE Rui-Jing, XIA Shi-Wen Department of Neonatology, Maternal and Child Health Hospital of Hubei Province, Tongji Medical College, Huazhong University of Science and Technology, Wuhan 430070, China com Received: 2024-11-11  Revised: null  Online: null Supporting info null