[1] KING GUSTAF V RES INST, BOX 60004, S-10401 STOCKHOLM, SWEDEN
[2] FLINDERS UNIV S AUSTRALIA, MED CTR, DEPT BIOCHEM, BEDFORD PK, SA 5042, AUSTRALIA
[3] KAROLINSKA HOSP, DEPT INTERNAL MED, S-10401 STOCKHOLM 60, SWEDEN
[4] KAROLINSKA INST, S-10401 STOCKHOLM 60, SWEDEN