Kåre Birger Hagen

Obesity and osteoarthritis in knee, hip and/or hand: An epidemiological study in the general population with 10 years follow-up

Margreth Grotle, Kåre Birger Hagen, Bård Natvig et al. · BMC Musculoskeletal Disorders · 2008 · 602 citations · Full text

Analgesic use: A predictor of chronic pain and medication overuse headache

J.‐A. Zwart, Grete Dyb, Kåre Birger Hagen et al. · Neurology · 2003 · 221 citations

Current tobacco smoking, formal education, and the risk of rheumatoid arthritis.

Till Uhlig, Kåre Birger Hagen, T.K. Kvien · PubMed · 1999 · 210 citations

Health status of patients with ankylosing spondylitis: a comparison with the general population

Hanne Dagfinrud, Anne Marit Mengshoel, Kåre Birger Hagen et al. · Annals of the Rheumatic Diseases · 2004 · 158 citations · Full text

High intensity exercise for 3 months reduces disease activity in axial spondyloarthritis (axSpA): a multicentre randomised trial of 100 patients

Silje Halvorsen Sveaas, Annelie Bilberg, Inger Jorid Berg et al. · British Journal of Sports Medicine · 2019 · 156 citations