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Bentley AM, Hamid Q, Robinson DS, Schotman E, Meng Q, Assoufi B, Kay AB, Durham SR.Bentley AM, et al. Among authors: schotman e.Am J Respir Crit Care Med. 1996 Feb;153(2):551-6. doi: 10.1164/ajrccm.153.2.8564096.Am J Respir Crit Care Med. 1996.PMID: 8564096Clinical Trial.