Pakistanis living in Oslo have lower serum 1,25-dihydroxyvitamin D levels but higher serum ionized calcium levels compared with ethnic Norwegians. The Oslo Health Study

by Søgaard Anne, Meyer Haakon E, Holvik Kristin, Haug Egil, Falch Jan A
Published 2007-10-01

Older hip fracture patients: three groups with different needs

by Domaas Kirsti, Martinsen Mette I, Holvik Kristin, Ranhoff Anette H, Solheim Ludvig F
Published 2010-09-01

Changes in the vitamin D endocrine system and bone turnover after oral vitamin D3 supplementation in healthy adults: results of a randomised trial

by Holvik Kristin, Madar Ahmed A, Meyer Haakon E, Lofthus Cathrine M, Stene Lars C
Published 2012-06-01