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Stewart DA, Grunstein RR, Berthon-Jones M, Handelsman DJ, Sullivan CE.Stewart DA, et al. Among authors: grunstein rr.Am Rev Respir Dis. 1992 Dec;146(6):1389-93. doi: 10.1164/ajrccm/146.6.1389.Am Rev Respir Dis. 1992.PMID: 1456553