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Doherty MM, Liu J, Randell SH, Carter CA, Davis CW, Nettesheim P, Ferriola PC.Doherty MM, et al. Among authors: randell sh.Am J Respir Cell Mol Biol. 1995 Apr;12(4):385-95. doi: 10.1165/ajrcmb.12.4.7535063.Am J Respir Cell Mol Biol. 1995.PMID: 7535063