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Tutor JD, Mason CM, Dobard E, Beckerman RC, Summer WR, Nelson S.Tutor JD, et al. Among authors: mason cm.Am J Respir Crit Care Med. 1994 May;149(5):1107-11. doi: 10.1164/ajrccm.149.5.8173748.Am J Respir Crit Care Med. 1994.PMID: 8173748
Mason CM, Guery BP, Summer WR, Nelson S.Mason CM, et al.Crit Care Med. 1996 Jun;24(6):925-31. doi: 10.1097/00003246-199606000-00009.Crit Care Med. 1996.PMID: 8681593
Welsh DA, Summer WR, Dobard EP, Nelson S, Mason CM.Welsh DA, et al. Among authors: mason cm.Am J Respir Crit Care Med. 2000 Sep;162(3 Pt 1):1081-6. doi: 10.1164/ajrccm.162.3.9908099.Am J Respir Crit Care Med. 2000.PMID: 10988134