Analysis of case-control association studies with known risk variants. - Noah Zaitlen; Bogdan Pasaniuc; Nick Patterson; Samuela Pollack; Benjamin Voight; Leif Groop; David Altshuler; Brian E. Henderson; Laurence N. Kolonel; Loic Le Marchand; Kevin Waters; Christopher A. Haiman; et al. (Bioinform., 2012)