Popis: |
Magnus Kentson,1,2 Per Leanderson,3 Petra Jacobson,4,5 Hans Lennart Persson4,5 1Division of Medicine, Ryhov Hospital, Jönköping, Sweden; 2Department of Medical and Health Sciences (IMH), Linköping University, Linköping, Sweden; 3Department of Occupational and Environmental Medicine, Department of Clinical and Experimental Medicine (IKE), Linköping University, Linköping, Sweden; 4Department of Respiratory Medicine, 5Department of Medical and Health Sciences (IMH), Linköping University, Linköping, Sweden Background: The prevalence of individuals deficient in vitamin D (defined as a serum level of the stable metabolite 25(OH)D |