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Lieu TA, Au D, Krishnan JA, Moss M, Selker H, Harabin A, Taggart V, Connors A; Comparative Effectiveness Research in Lung Diseases Workshop Panel.Lieu TA, et al.Am J Respir Crit Care Med. 2011 Oct 1;184(7):848-56. doi: 10.1164/rccm.201104-0634WS.Am J Respir Crit Care Med. 2011.PMID: 21965016Free PMC article.