[1] UNIV MINNESOTA,MED CTR,DIGHT INST HUMAN GENET,DEPT PEDIAT,MINNEAPOLIS,MN 55455
[2] UNIV MINNESOTA,MED CTR,DIGHT INST HUMAN GENET,DEPT GENET,MINNEAPOLIS,MN 55455
[3] UNIV MINNESOTA,MED CTR,DIGHT INST HUMAN GENET,DEPT CELL BIOL,MINNEAPOLIS,MN 55455
[4] CHILDRENS HOSP,W M KROGMAN CTR RES CHILD GROWTH & DEV,PHILADELPHIA,PA 19146
[5] UNIV PENN,DEPT PEDIAT DENT,PHILADELPHIA,PA 19174
[6] UNIV PENN,DEPT ANTHROPOL,PHILADELPHIA,PA 19174
[7] EASTERN PENN PSYCHIAT INST,PHILADELPHIA,PA 19129
[8] CHILDRENS HOSP,OAKLAND,CA 94609