[1] UNIV NOTRE DAME,DEPT BIOL,NOTRE DAME,IN 46556
[2] MEM HOSP,N CENT REG GENET CTR,S BEND,IN
[3] INDIANA UNIV,SCH MED,DEPT MED GENET,INDIANAPOLIS,IN 46202
[4] INDIANA STATE BOARD HLTH,GENET DIS SECT,INDIANAPOLIS,IN
[5] JOHNS HOPKINS UNIV HOSP,CTR CHILDRENS MED & SURG,DEPT PEDIAT GENET,BALTIMORE,MD 21205
[6] UNIV LOUISVILLE,HLTH SCI CTR,SCH MED,CTR CHILD EVALUAT,DEPT PEDIAT,LOUISVILLE,KY 40202
[7] CHILDRENS HOSP MED CTR,CINCINNATI CTR DEV DISORDERS,CINCINNATI,OH 45229