Authors: Palm, O Moum, B Jahnsen, J Gran, JT

Citation: O. Palm et al., The prevalence and incidence of peripheral arthritis in patients with inflammatory bowel disease, a prospective population-based study (the IBSEN study), RHEUMATOLOG, 40(11), 2001, pp. 1256-1261

Authors: Palm, O Moum, B Jahnsen, J Gran, JT

Citation: O. Palm et al., Fibromyalgia and chronic widespread pain in patients with inflammatory bowel disease: A cross sectional population survey, J RHEUMATOL, 28(3), 2001, pp. 590-594

Authors: Jahnsen, J Falch, JA Mowinckel, P Aadland, E

Citation: J. Jahnsen et al., Ultrasound measurements of calcaneus for estimation of skeletal status in patients with inflammatory bowel disease, SC J GASTR, 34(8), 1999, pp. 790-797