Scherer ML, Nalls MA, Pawlikowska L, Ziv E, Mitchell G, Huntsman S, Hu D, Sutton-Tyrrell K, Lakatta EG, Hsueh W-C, et al. Admixture mapping of ankle-arm index: identification of a candidate locus associated with peripheral arterial disease. J Med Genet. 2010 ;47(1):1-7.