40
Participants
Start Date
June 30, 2006
Primary Completion Date
August 31, 2007
Study Completion Date
September 30, 2007
Cholecalciferol (vitamin D)
Cholecalciferol capsule 20.000 IU twice per week for 6 months
Placebo
Placebo capsule twice a week, identical to the cholecalciferol capsules
Clinical Research Unit, University Hospital of North Norway, Tromsø
University of Tromso
OTHER