Cluster analysis and clinical asthma phenotypes.
Haldar P, Pavord ID, Shaw DE, Berry MA, Thomas M, Brightling CE, Wardlaw AJ, Green RH.
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Am J Respir Crit Care Med. 2008 Aug 1;178(3):218-224. doi: 10.1164/rccm.200711-1754OC. Epub 2008 May 14.
Am J Respir Crit Care Med. 2008.
PMID: 18480428
Free PMC article.