[1] UNIV CAMBRIDGE,DEPT PATHOL,CRC,HUMAN CANC GENET RES GRP,CAMBRIDGE CB2 1QP,CAMBS,ENGLAND
[2] HARVARD UNIV,SCH MED,DANA FARBER CANC INST,DEPT MED,BOSTON,MA 02115
[3] HENRY FORD HOSP,CTR MED GENET BIRTH DEFECTS,DETROIT,MI 48202
[4] HENRY FORD HOSP,DEPT MED,DETROIT,MI 48202