Expression and activity of matrix metallo proteinases 2 and 9 and their inhibitors in rat lungs during the perinatal period and in diaphragmatic hernia - Lemke, RP; Zhang, W; Balcerazak, D; Kobayashi, K; Schwingshackl, A; Cheung, PY; Dixon, WT; Baracos, VE; Greer, JJ (EXPERIMENTAL LUNG RESEARCH, 2003)