Olén, Ola

Internet-delivered cognitive behavior therapy for children and adolescents: A systematic review and meta-analysis

Vigerland, S., Lenhard, F., Bonnert, M., Lalouni, M., Hedman, E., Ahlen, J., Olén, O., Serlachius, E., & Ljótsson, B. (2016) · Clinical Psychology Review

Digital Mental Health InterventionsAnxiety, Depression, Psychometrics, Treatment, Cognitive Processes

Cited by 292

Association of Childhood-Onset Inflammatory Bowel Disease With Risk of Psychiatric Disorders and Suicide Attempt

Butwicka, A., Olén, O., Larsson, H., Halfvarson, J., Almqvist, C., Lichtenstein, P., Serlachius, E., Frisén, L., & Ludvigsson, J. F. (2019) · JAMA Pediatrics

Inflammatory Bowel DiseaseOcular Diseases and Behçet’s Syndrome

Cited by 117

Clinical and Cost Effectiveness of Online Cognitive Behavioral Therapy in Children With Functional Abdominal Pain Disorders

Lalouni, M., Ljótsson, B., Bonnert, M., Ssegonja, R., Benninga, M., Bjureberg, J., Högström, J., Sahlin, H., Simrén, M., Feldman, I., et al. (2019) · Clinical Gastroenterology and Hepatology

Gastrointestinal motility and disordersDigital Mental Health Interventions

Cited by 88

Colectomy prior to diagnosis of primary sclerosing cholangitis is associated with improved prognosis in a nationwide cohort study of 2594 PSC‐IBD patients

Nordenvall, C., Olén, O., Nilsson, P. J., von Seth, E., Ekbom, A., Bottai, M., Myrelid, P., & Bergquist, A. (2018) · Alimentary Pharmacology & Therapeutics

Liver Diseases and ImmunityInflammatory Bowel Disease

Cited by 78

Association between inflammatory bowel disease and psychiatric morbidity and suicide: A Swedish nationwide population-based cohort study with sibling comparisons

Ludvigsson, J. F., Olén, O., Larsson, H., Halfvarson, J., Almqvist, C., Lichtenstein, P., & Butwicka, A. (2021) · Journal of Crohn s and Colitis

Inflammatory Bowel DiseaseTryptophan and brain disorders

Cited by 76

The role of avoidance behavior in the treatment of adolescents with irritable bowel syndrome: a mediation analysis

Bonnert, M., Olén, O., Bjureberg, J., Lalouni, M., Hedman-Lagerlöf, E., Serlachius, E., & Ljótsson, B. (2018) · Behaviour Research and Therapy

Gastrointestinal motility and disordersAnxiety, Depression, Psychometrics, Treatment, Cognitive Processes

Cited by 53

Hepatobiliary cancer risk in patients with inflammatory bowel disease: a scandinavian population-based cohort study

Erichsen, R., Olén, O., Sachs, M. C., Pedersen, L., Halfvarson, J., Askling, J., Ekbom, A., Ludvigsson, J. F., & Sørensen, H. T. (2021) · Cancer Epidemiology, Biomarkers & Prevention

Inflammatory Bowel DiseaseCholangiocarcinoma and Gallbladder Cancer Studies

Cited by 31

Restorative surgery in patients with primary sclerosing cholangitis and ulcerative colitis following a colectomy

Nordenvall, C., Olén, O., Johan Nilsson, P., Ekbom, A., Bottai, M., Myrelid, P., & Bergquist, A. (2018) · Inflammatory Bowel Diseases

Inflammatory Bowel DiseaseColorectal Cancer Surgical Treatments

Cited by 18

Parental responses and catastrophizing in online cognitive behavioral therapy for pediatric functional abdominal pain: A mediation analysis of a randomized controlled trial

Lalouni, M., Bujacz, A., Bonnert, M., Jensen, K. B., Rosengren, A., Hedman-Lagerlöf, E., Serlachius, E., Olén, O., & Ljótsson, B. (2022) · Frontiers in Pain Research

Gastrointestinal motility and disordersPediatric Pain Management Techniques

Cited by 13