Bjørn Christian Olsen

5PUBLICATIONS
24CO-AUTHORS
Immunogenetics (incl. genetic immunology)AutoimmunitySocial epidemiology
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Publications (5)

|Mar 13, 2026
Anxiety and depression in newly diagnosed patients with inflammatory bowel disease (the IBSEN III study) compared with the general population in Norway.

Ingunn Johansen, Milada C Hagen, Stine T Løkkeberg

|Jun 08, 2025
Predicting severe inflammatory bowel disease: a risk matrix model based on the IBSEN III inception cohort.

Vibeke Strande, Milada Hagen, Charlotte Lund

|Mar 10, 2025
Prevalence of Irritable Bowel Syndrome Based on Rome IV Criteria in Patients in Biochemical and Endoscopic Remission From Newly Diagnosed Inflammatory Bowel Disease: One- and Three-Year Results (the IBSEN III Cohort).

Bjorn Christian Olsen, Randi Opheim, Vendel A Kristensen

|Nov 11, 2024
Fatigue in Patients with Inflammatory Bowel Disease in Remission One Year After Diagnosis (the IBSEN III Study).

Kristina A Holten, Tomm Bernklev, Randi Opheim

|May 23, 2023
Health-related quality of life in patients with newly diagnosed inflammatory bowel disease: an observational prospective cohort study (IBSEN III).

Bjorn Christian Olsen, Randi Opheim, Vendel A Kristensen

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Frequent Collaborators

4 joint publications

Kristina I Aass Holten

4 joint publications

Randi Opheim

4 joint publications

May-Bente Bengtson

4 joint publications

Vendel Kristensen