Factor analysis in the Genetics of Asthma International Network family study identifies five major quantitative asthma phenotypes

S. G. Pillai, Y. Tang, E. Van Den Oord, M. Klotsman, K. Barnes, K. Carlsen, J. Gerritsen, W. Lenney, M. Silverman, P. Sly, J. Sundy, J. Tsanakas, A. Von Berg, M. Whyte, H. G. Ortega, W. H. Anderson, P. J. Helms