[1] UNIV FLORENCE,DEPT INTERNAL MED,I-50121 FLORENCE,ITALY
[2] UNIV FLORENCE,DEPT CLIN PHARMACOL,I-50121 FLORENCE,ITALY
[3] UNIV FLORENCE,DEPT ENDOCRINOL,I-50121 FLORENCE,ITALY
[4] A MENARINI PHARMACEUT,DEPT PHARMACOL,FLORENCE,ITALY
[5] MALESCI PHARMACEUT,FLORENCE,ITALY
[6] KAROLINSKA HOSP,DEPT OBSTET,S-10401 STOCKHOLM 60,SWEDEN