[1] BRIGHAM & WOMENS HOSP,DEPT MED,DIV CARDIOVASC,BOSTON,MA 02115
[2] BRIGHAM & WOMENS HOSP,DEPT RADIOL,BOSTON,MA 02115
[3] BRIGHAM & WOMENS HOSP,HOWARD HUGHES MED INST,BOSTON,MA 02115
[4] HARVARD UNIV,SCH MED,DEPT GENET,BOSTON,MA
[5] HARVARD UNIV,SCH MED,HOWARD HUGHES MED INST,BOSTON,MA
[6] CHILDRENS MEM HOSP,DEPT RADIOL,CHICAGO,IL 60614
[7] HOSP UNIV LA FE,UNIDAD GENET,VALENCIA,SPAIN
[8] HARRISBURG HOSP,DIV CARDIOL,HARRISBURG,PA
[9] UNIV WITWATERSRAND,SCH MED,JOHANNESBURG,SOUTH AFRICA
[10] MASSACHUSETTS GEN HOSP,CHILDRENS SERV,GENET & TERATOL UNIT,BOSTON,MA 02114