[1] UNIV PAVIA,CATTEDRA CARDIOL,I-27100 PAVIA,ITALY
[2] POLICLIN SAN MATTEO,IRCCS,I-27100 PAVIA,ITALY
[3] UNIV MILAN,CTR FISIOL CLIN & IPERTENS,IST CLIN MED GEN & TERAPIA MED,MILAN,ITALY
[4] TEXAS CHILDRENS HOSP,BAYLOR COLL MED,PHOEBE WILLINGHAM MUZZY PEDIAT MOLEC CARDIOL LAB,HOUSTON,TX 77030
[5] UNIV UTAH,ECCLES INST HUMAN GENET,SALT LAKE CITY,UT
[6] UNIV UTAH,HOWARD HUGHES MED INST,SALT LAKE CITY,UT
[7] CTR HOSP ST ODE,ST ODE,BELGIUM
[8] CASE WESTERN RESERVE UNIV,RAMMELKAMP CTR,CLEVELAND,OH 44106
[9] WYETH AYERST RES,DIV CARDIOVASC & METAB DIS,PRINCETON,NJ 08543