[1] Ohio State Univ, Ctr Comprehens Canc, Clin Canc Genet Program, Columbus, OH 43210 USA
[2] Ohio State Univ, Ctr Comprehens Canc, Human Canc Genet Program, Columbus, OH 43210 USA
[3] Ohio State Univ, Dept Internal Med, Div Human Genet, Columbus, OH 43210 USA
[4] Univ Cambridge, CRC Human Canc Genet Res Grp, Cambridge, England