[1] HERLEV HOSP,MED DEPT ENDOCRINOL,COPENHAGEN,DENMARK
[2] RIGSHOSP,DEPT ANAESTHESIA,DK-2100 COPENHAGEN O,DENMARK
[3] RIGSHOSP,DEPT SURG R,DK-2100 COPENHAGEN O,DENMARK
[4] RIGSHOSP,DEPT SURG RE,DK-2100 COPENHAGEN O,DENMARK
[5] HVIDOVRE HOSP,DK-2650 HVIDOVRE,DENMARK
[6] AARHUS UNIV,AARHUS KOMMUNE HOSP,INTERNAL MED 2 CLIN,DK-8000 AARHUS C,DENMARK