CJCP     2007 9 (1):  1-5    ISSN: 1008-8830  CN: 43-1301/R Gene expressions and roles of matrix metalloproteinases-8 and tissue inhibitor of metalloproteinases-1 in hyperoxia-induced pulmonary fibrosis in neonatal rats FU Jian-Hua, XUE Xin-Dong Department of Pediatrics, Second Affiliated Hospital, China Medical University, Shenyang 110004, China Received: null  Revised: null  Online: null Supporting info