CJCP     2007 9 (5):  473-478    ISSN: 1008-8830  CN: 43-1301/R Dynamic changes in vascular endothelial growth factor and endothelial nitric oxide synthase in lungs of premature rats after hyperoxia exposure WEI Wei, WANG Wei, NING Qin, LUO Xiao-Ping Department of Pediatrics, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan 430030, China Received: null  Revised: null  Online: null Supporting info