[1] UNIV MILAN,IST CLIN MED GEN & TERAPIA MED,I-20122 MILAN,ITALY
[2] BOWMAN GRAY SCH MED,WINSTON SALEM,NC
[3] UNIV PADUA,PADUA,ITALY
[4] UPPSALA UNIV,UPPSALA,SWEDEN
[5] UNIV BOLOGNA,BOLOGNA,ITALY
[6] UNIV MUNICH,MUNICH,GERMANY
[7] UNIV MUNSTER,W-4400 MUNSTER,GERMANY
[8] GARDINER INST,GLASGOW,LANARK,SCOTLAND
[9] UNIV MADRID,HOSP 12 OCTUBRE,MADRID,SPAIN
[10] HOP BROUSSAIS,F-75674 PARIS,FRANCE
[11] OSPED MAGGIORE,CTR FISIOL CLIN & IPERTENS,MILAN,ITALY