f approach could prove to be very useful for screening, stratifying, and enrolling subjects for drug trials. Desikon RS, Fan CC, Wang Y, Schork Al, Cabral Hi, Cupples LA, Thompson WK, Besser L, Kukull WA, Holland D, Chen CH, Brewer .1B, Karow DS, Kouppi K, Witoelar A, Korch CM, Bonham LW Yokoyama JS, Rose