[1] Wellcome Trust Sanger Inst, Cambridge CB10 1SA, England
[2] Chinese Acad Sci, Beijing Inst Genom, Beijing 101300, Peoples R China
[3] Univ London Imperial Coll Sci Technol & Med, Dept Epidemiol, London W2 1PG, England
[4] Univ So Denmark, Dept Biochem & Mol Biol, DK-5230 Odense, Denmark
[5] Univ Aarhus, Fac Hlth Sci, DK-8200 Aarhus, Denmark
[6] Univ Aarhus, Aarhus Univ Hosp, Res Unit Mol Med, DK-8200 Aarhus, Denmark
[7] EMBL, European Bioinformat Inst, Cambridge, England
[8] Univ Aarhus, Inst Human Genet, DK-8000 Aarhus C, Denmark