Haukeland University Hospital clinical trials
Haukeland University Hospital is the lead sponsor of 80 current clinical trials in our Norway, Sweden, Netherlands, Denmark and Poland registers. 40 are recruiting patients now. The most common phase is Not applicable. The drugs named most often in its trials are Cyclophosphamide, Ocrelizumab and Alemtuzumab. The most-studied condition is Multiple Sclerosis.
ClinicalTrials.gov trials by status
Trials by phase
Clinical trials sponsored by Haukeland University Hospital
80 on ClinicalTrials.gov| Study | Phase | Status | Start | Registers |
|---|---|---|---|---|
|
Effectiveness of a Digital Application for Adolescents With Mild to Moderate Anxiety
NCT06531980 · Anxiety, Anxiety and Fear, Adolescent - Emotional Problem
|
Not applicable | Recruiting | 2025-01 | Norway |
|
Effects of Long Term Ventilation Support on the Quality of Life of ALS Patients and Their Families
NCT05744310 · ClinicalTrials.gov ↗ · Amyotrophic Lateral Sclerosis, Motor Neuron Disease, Nervous System Diseases
|
Not applicable | Recruiting | 2023-04 | Norway |
|
Primary Aldosteronism in Western Norway
NCT02832388 · ClinicalTrials.gov ↗ · Hyperaldosteronism
|
Observational | Recruiting | 2013-06 | Norway |
|
Emotional Dysregulation in Para-suicidal Behavior
NCT03846375 · ClinicalTrials.gov ↗ · Self Harm, Suicide, Attempted, Emotional Instability
|
Not applicable | Recruiting | 2019-01 | Norway |
|
Dynamic Hormone Profiling and Multimodal Data Capture in Primary Aldosteronism
NCT06495983 · ClinicalTrials.gov ↗ · Mineralocorticoid Excess, Primary Aldosteronism, Hypercortisolism
|
Observational | Recruiting | 2024-06 | Norway |
|
Improving Diagnostics and Care After First Seizure
NCT06814665 · ClinicalTrials.gov ↗ · First Suspected Epileptic Seizure
|
Observational | Recruiting | 2025-01 | Norway |
|
N-AD: Orally Administered Nicotinamide Riboside Over Two Years as a Potential Disease Modifying Treatment for Alzheimer's Disease
NCT07741071 · ClinicalTrials.gov ↗ · Alzheimer Disease (AD)
|
Phase 2 | Recruiting | 2026-08 | Norway |
|
D-SPARK: A Clinical Trial of D-Serine for Modifying Parkinson's Disease Progression
NCT07312110 · ClinicalTrials.gov ↗ · Parkinson s Disease, Parkinson Disease (PD)
|
Phase 2 | Recruiting | 2026-01 | Norway |
|
Neurobiological Markers of Treatment Response for Anxiety and OCD
NCT05663489 · ClinicalTrials.gov ↗ · Obsessive-Compulsive Disorder, Social Anxiety Disorder, Panic Disorder
|
Observational | Recruiting | 2018-03 | Norway |
|
Effect of a Liberal Fasting Regime (Sip-til-Send) on Preoperative Gastric Volume Measured Using Point of Care Ultrasound
NCT07656649 · ClinicalTrials.gov ↗ · Fasting Status
|
Observational | Recruiting | 2026-06 | Norway |
|
Sleep in Psychiatric Care (SIP): A Transdiagnostic Group-based Sleep-school as Treatment for Comorbid Insomnia
NCT04463498 · ClinicalTrials.gov ↗ · Sleep Disorder; Insomnia Type, Psychiatric Disorders
|
Not applicable | Recruiting | 2021-12 | Norway |
|
NADream: Effects of Nicotinamide Adenine Dinucleotide Supplementation on Sleep Quality in Healthy Individuals
NCT06971224 · ClinicalTrials.gov ↗ · Sleep
|
Phase 2 | Recruiting | 2025-10 | Norway |
|
Acute Efficacy and 6 Months Follow up After Electroconvulsive Therapy
NCT05388461 · ClinicalTrials.gov ↗ · Depressive Disorder
|
Observational | Recruiting | 2013-03 | Norway |
|
Exercise Therapy in Mental Disorders-study
NCT06313918 · ClinicalTrials.gov ↗ · Schizophrenia and Related Disorders, Bipolar Disorder
|
Not applicable | Recruiting | 2023-09 | Norway |
|
Enabling Parents of Children With Autism Spectrum Disorders - a Randomized Controlled Trial of Parenting Programs
NCT05750095 · ClinicalTrials.gov ↗ · Autism Spectrum Disorder
|
Not applicable | Recruiting | 2022-01 | Norway |
|
MicroRNA as Markers in Testicular Cancer
NCT04914026 · ClinicalTrials.gov ↗ · Testicular Germ Cell Cancer, Seminoma, Non-Seminoma Testicular Cancer
|
Observational | Recruiting | 2016-12 | Sweden, Norway |
|
eCardiacRehab - a Hybrid Patient-Centered eHealth Programme
NCT07590635 · ClinicalTrials.gov ↗ · Comorbidities and Coexisting Conditions, Ethics, Continuity of Patient Care
|
Not applicable | Recruiting | 2026-05 | Norway |
|
Rituximab and Ocrelizumab in Serum With Multiple Sclerosis
NCT06663111 · ClinicalTrials.gov ↗ · Relapsing Remitting Multiple Sclerosis
|
Observational | Recruiting | 2021-03 | Norway |
|
Endoscopic Ultrasound-guided Radiofrequency Ablation in Primary Aldosteronism
NCT05368090 · ClinicalTrials.gov ↗ · Primary Aldosteronism, Aldosterone-Producing Adenoma, Hypercortisolism
|
Not applicable | Recruiting | 2022-06 | Norway |
|
The NADAPT Study: a Randomized Double-blind Trial of NAD Replenishment Therapy for Atypical Parkinsonism
NCT06162013 · ClinicalTrials.gov ↗ · Progressive Supranuclear Palsy, Multiple System Atrophy, Corticobasal Syndrome
|
Phase 2 | Recruiting | 2024-03 | Norway |
|
Biomarker Guided Treatment in Gynaecological Cancer
NCT02543710 · ClinicalTrials.gov ↗ · Endometrial Cancer
|
Phase 4 | Recruiting | 2015-10 | Netherlands, Poland, Norway |
|
Acellular Dermal Matrix vs Autologous Tarsus for Correction of Lower Eyelid Retraction
NCT06926686 · ClinicalTrials.gov ↗ · Lower Eyelid Retraction
|
Not applicable | Recruiting | 2025-01 | Norway |
|
Dialectical Behavior Therapy for Adolescents With Self-harm and Suicidal Behavior- an Open Trial
NCT06315075 · Self-harm, Suicidal Ideation, Suicide and Self-harm
|
Not applicable | Recruiting | 2024-01 | Norway |
|
Sirolimus vs Corticosteroids in Treatment of Thyroid Eye Disease
NCT04936854 · Thyroid-Associated Ophthalmopathy
|
Phase 2 | Recruiting | 2023-01 | Norway |
|
A Digital Treatment for Adolescents With Eating Disorders
NCT06306586 · ClinicalTrials.gov ↗ · Eating Disorders
|
Not applicable | Recruiting | 2024-03 | Norway |
|
The NADage Study: Nicotinamide Riboside Replenishment Therapy Against Functional Decline in Aging
NCT06208527 · ClinicalTrials.gov ↗ · Frailty, Frail Elderly Syndrome, Frailty Syndrome
|
Phase 2 | Recruiting | 2025-01 | Norway |
|
HelpILO - RCT on EILO Treatment
NCT04620343 · ClinicalTrials.gov ↗ · Exercise Induced Laryngeal Obstruction (EILO)
|
Not applicable | Recruiting | 2021-01 | Norway |
|
Weber B Ankle Fractures With Associated Posterior Malleolus Fracture
NCT05413707 · ClinicalTrials.gov ↗ · Posterior Malleolus Fractures, Ankle Fractures, Syndesmotic Injuries
|
Not applicable | Recruiting | 2023-03 | Norway |
|
A Handheld Tool for Active Distraction of Children and Adolescents During Painful Procedures
NCT06984939 · ClinicalTrials.gov ↗ · Pain
|
Not applicable | Recruiting | 2025-05 | Norway |
|
Right Colectomy for Colon Cancer Database (RCC). Surgical Technique, Route of Access and Quality of the Specimen
NCT06329102 · ClinicalTrials.gov ↗ · Right Sided Colon Cancer, Right Colectomy, Lymphadenectomy
|
Observational | Recruiting | 2021-01 | Norway |
|
Sleep in Psychiatric Care (SIP): Treatment for Comorbid Delayed Sleep-Wake Phase Disorder (DSWPD)
NCT05177055 · ClinicalTrials.gov ↗ · Delayed Sleep-Wake Phase Disorder, Sleep Disorder, Psychiatric Disorder
|
Not applicable | Recruiting | 2022-05 | Norway |
|
Promoting Mental Health in Young Children - a Dialogue Based Approach in Kindergartens
NCT06471816 · Child Behavior, Child Development
|
Not applicable | Recruiting | 2024-01 | Norway |
|
A Therapist Guided Internet-delivered Treatment for Adults With ADHD (Attention Deficit / Hyperactivity Disorder) - an Open Effectiveness Trial in Routine Care
NCT06299189 · ClinicalTrials.gov ↗ · ADHD, ADHD - Combined Type, ADHD Predominantly Inattentive Type
|
Not applicable | Recruiting | 2024-01 | Norway |
|
Evaluating the Big Five Intervention in Norway
NCT07151573 · ClinicalTrials.gov ↗ · Anxiety Depression
|
Not applicable | Recruiting | 2025-09 | Norway |
|
The Key to Integrated Trauma Treatment in Psychosis Trial
NCT06608706 · ClinicalTrials.gov ↗ · Psychiatric Diagnosis, Schizophrenia Disorders, Psychological Trauma, Historical
|
Not applicable | Recruiting | 2024-09 | Norway |
|
Total Neoadjuvant Treatment Combined With Adaptive Radiotherapy for Rectal Cancer
NCT05883800 · ClinicalTrials.gov ↗ · Rectal Cancer
|
Not applicable | Recruiting | 2023-06 | Norway |
|
Bortezomib and Temozolomide in Recurrent Grade-4 Glioma Unmethylated MGMT Promoter (BORTEM-17)
NCT03643549 · ClinicalTrials.gov ↗ · Glioblastoma
|
Phase 1/2 | Recruiting | 2018-08 | Norway |
|
Nicotinamide Riboside Supplementation In Progressive Multiple Sclerosis
NCT05740722 · ClinicalTrials.gov ↗ · Multiple Sclerosis, Progressive Multiple Sclerosis
|
Phase 2 | Recruiting | 2023-05 | Norway |
|
Behavioral Therapy and GLP-1 Analogue Effects on Binge Eating, Weight, and Coping in Obesity
NCT07042672 · ClinicalTrials.gov ↗ · Binge Eating Disorder Associated With Obesity, Binge Eating Disorder, Eating Disorder Binge
Drug: GLP-1 |
Observational | Recruiting | 2025-07 | Norway |
|
A Study to Investigate Treatment of HU and VPA, or 6-MP and VPA in Unfit AML/HR-MDS Patients
NCT06199557 · ClinicalTrials.gov ↗ · Acute Myeloid Leukemia, Adult, Myelodysplastic Syndromes, Adult
Drugs: Mercaptopurine, Valproic acid |
Phase 1/2 | Recruiting | 2024-05 | Norway |
|
Reestablishing Normal Gut-brain Interaction in Anorexia Nervose With Normal Gut Microbiota
NCT07574892 · ClinicalTrials.gov ↗ · Anorexia Nervosa
|
Phase 1 | Not yet open | 2026-12 | Norway |
|
The Intravenous Amino Acid Therapy for Vascular Rigidity in End Stage Renal Disease
NCT07392697 · ClinicalTrials.gov ↗ · Chronic Kidney Disease Requiring Chronic Dialysis, Cardiovascular Calcification
|
Not applicable | Not yet open | 2026-02 | Norway |
|
Ureteroscopic Lithotripsy for Renal Stones Using a Sheathless Approach or Using a Flexible and Navigable Ureteral Access Sheath (FANS)
NCT07741084 · ClinicalTrials.gov ↗ · Renal Stones
|
Not applicable | Not yet open | 2026-08 | Norway |
|
Digital Intervention Targeting Cancer-related Cognitive Impairments
NCT06693102 · ClinicalTrials.gov ↗ · Cancer, Cognitive Impairment
|
Not applicable | Not yet open | 2025-01 | Norway |
|
Feasibility of a Digital Intervention for Patients Frequently Admitted to Psychiatric Acute Wards
NCT06998654 · ClinicalTrials.gov ↗ · Mental Health Help-Seeking, Digital Health, Readmissions
|
Not applicable | Not yet open | 2025-06 | Norway |
|
The NorCUP Trial: Improving Prognosis and Personalized Treatment in Cancer of Unknown Primary (CUP)
NCT07366008 · ClinicalTrials.gov ↗ · Cancer of Unknown Primary Site
|
Not applicable | Not yet open | 2026-01 | Norway |
|
Emergency Medicine Evaluation for Acute Abdominal Pain - a Pragmatic Randomized Trial
NCT07815795 · ClinicalTrials.gov ↗ · Abdominal Pain (AP), Acute Abdomen, Acute Abdominal Pain
|
Not applicable | Not yet open | 2026-09 | Norway |
|
Assess the Efficacy of Tailored Patient Information and Voluntary Patient-managed Outpatient Digital Follow-up (I-POD) as an Adjunct to Standard Treatment According to National Guidelines in the National Trauma Plan Among Adult Trauma Patients in Norway.
NCT07268716 · ClinicalTrials.gov ↗ · Trauma Centers, Trauma Patients, Trauma (Including Fractures)
|
Not applicable | Not yet open | 2026-12 | Norway |
|
Intensive Dialectical Behavior Therapy for Self-Harm and Suicidal Behavior in Youth: A Pilot Study
NCT07450105 · ClinicalTrials.gov ↗ · Self-Harm, Deliberate, Suicidal Behavior, Borderline Personality Disorder (BPD)
|
Not applicable | By invitation | 2026-03 | Norway |
|
Active External Rewarming from Accidental Hypothermia - a Dose-response Pilot Study
NCT06855173 · ClinicalTrials.gov ↗ · Accidental Hypothermia
|
Not applicable | By invitation | 2025-03 | Norway |
|
Blood Biomarkers in Electroconvulsive Therapy
NCT05515159 · ClinicalTrials.gov ↗ · Electroconvulsive Therapy, Depression, Blood Biomarkers
|
Observational | By invitation | 2019-10 | Norway |
|
Physical Activity Based Treatment for Youth With Depression and Anxiety
NCT07304219 · ClinicalTrials.gov ↗ · Anxiety Depression
|
Not applicable | By invitation | 2025-12 | Norway |
|
Prehospital Use of Forced Air Warming
NCT07450092 · ClinicalTrials.gov ↗ · Hypothermia Due to Cold Environment
|
Not applicable | By invitation | 2026-03 | Norway |
|
Invest-CTO PCI Trial
NCT04774913 · Chronic Total Occlusion of Coronary Artery, Angina Pectoris, Quality of Life
|
Not applicable | Active, closed | 2021-12 | Norway |
|
Robotized Navigation Compared to Conventional Technique in Total Knee Replacement
NCT04525950 · ClinicalTrials.gov ↗ · Arthritis, Degenerative, Osteo Arthritis Knee
|
Not applicable | Active, closed | 2020-09 | Norway |
|
PAxlovid loNg cOvid-19 pRevention triAl With recruitMent In the Community in Norway
NCT05852873 · ClinicalTrials.gov ↗ · Post COVID-19 Condition, Unspecified, SARS-CoV2 Infection, COVID-19
Drugs: Nirmatrelvir/ritonavir, Paxlovid |
Phase 3 | Active, closed | 2023-05 | Norway |
|
Randomized Autologous heMatopoietic Stem Cell Transplantation Versus Alemtuzumab, Cladribine or Ocrelizumab for RRMS (RAM-MS)
NCT03477500 · ClinicalTrials.gov ↗ · Multiple Sclerosis
|
Phase 3 | Active, closed | 2018-03 | Netherlands, Sweden, Denmark, Norway |
|
The p53 Breast Cancer Trial
NCT02965950 · ClinicalTrials.gov ↗ · Locally Advanced Breast Cancer, Metastatic Breast Carcinoma
Drug: Cyclophosphamide |
Phase 2 | Active, closed | 2016-10 | Norway |
|
Study of Mesenchymal Autologous Stem Cells as Regenerative Treatment for Multiple Sclerosis
NCT04749667 · ClinicalTrials.gov ↗ · Multiple Sclerosis, Progressive Multiple Sclerosis
|
Phase 1/2 | Active, closed | 2021-08 | Norway |
|
Easy Access to Smoking Cessation for People Receiving Opioid Agonist Therapy Who Are Smoking Tobacco
NCT05290025 · ClinicalTrials.gov ↗ · Smoking Cessation, Substance-Related Disorders
Drug: Nicotine |
Not applicable | Active, closed | 2022-04 | Norway |
|
The NORDSTEN Studies/The Observational Cohort Study
NCT03562936 · ClinicalTrials.gov ↗ · Degenerative Lumbar Spinal Stenosis, Degenerative Spondylolisthesis
|
Observational | Active, closed | 2014-02 | Norway |
|
PErsonalized TREatment of High-risk MAmmary Cancer - the PETREMAC Trial
NCT02624973 · ClinicalTrials.gov ↗ · Breast Cancer
|
Phase 2 | Active, closed | 2016-04 | Norway |
|
Mechanisms of Anaphylaxis
NCT03182491 · ClinicalTrials.gov ↗ · Anaphylaxis, Allergy, Transfusion Reaction
|
Observational | Active, closed | 2017-04 | Norway |
|
Intensive Care of Elderly: What do They Wish for Themselves?
NCT05149040 · ClinicalTrials.gov ↗ · Aged, 80 and Over, Critical Illness
|
Observational | Active, closed | 2021-11 | Norway |
|
The INFLUENCE of Cytoreduction on PRO in EOC
NCT03268876 · ClinicalTrials.gov ↗ · Epithelial Ovarian Cancer
|
Observational | Active, closed | 2021-03 | Norway |
|
The NORDSTEN Study - Degenerative Spondylolisthesis
NCT02051374 · ClinicalTrials.gov ↗ · Lumbar Degenerative Spondylolisthesis
|
Not applicable | Active, closed | 2014-02 | Norway |
|
Feasibility Trial of a Guided Internet-delivered Intervention for Adolescents With ADHD
NCT06711224 · ClinicalTrials.gov ↗ · ADHD
|
Not applicable | Active, closed | 2024-11 | Norway |
|
Degenerative Spondylolisthesis; Micro-decompression vs Decompression + Instrumented Fusion; Long Term Follow up
NCT03469791 · ClinicalTrials.gov ↗ · Degenerative Lumbar Spondylolisthesis
|
Not applicable | Active, closed | 2007-09 | Norway |
|
Artificial Intelligence (AI) Support in Medical Emergency Calls
NCT04648449 · ClinicalTrials.gov ↗ · Stroke, Acute, Apoplexy; Brain, Emergencies
|
Observational | Active, closed | 2020-09 | Norway |
|
The NORDSTEN Studies/ The Spinal Stenosis Study
NCT02007083 · ClinicalTrials.gov ↗ · Lumbar Spinal Stenosis
|
Not applicable | Active, closed | 2013-11 | Norway |
|
Donor Selection for Faecal Microbiota Transplantation in Irritable Bowel Syndrome
NCT06171126 · ClinicalTrials.gov ↗ · Irritable Bowel Syndrome
|
Not applicable | Active, closed | 2024-02 | Norway |
|
Patient-reported Outcomes in the Bergen Early Cardiac Rehabilitation Study
NCT03810599 · Coronary Artery Disease
|
Not applicable | Active, closed | 2013-09 | Norway |
|
Ocrelizumab VErsus Rituximab Off-Label at the Onset of Relapsing MS Disease
NCT04578639 · ClinicalTrials.gov ↗ · Relapsing Remitting Multiple Sclerosis
Drugs: Ocrelizumab, Rituximab |
Phase 3 | Active, closed | 2020-11 | Sweden, Norway |
|
A Trial of Nicotinamide/Pterostilbene Supplement in ALS: The NO-ALS Extension Study
NCT05095571 · ClinicalTrials.gov ↗ · Amyotrophic Lateral Sclerosis
|
Not applicable | Active, closed | 2021-10 | Norway |
|
NOPARK Open Label Extension Study
NCT05546567 · ClinicalTrials.gov ↗ · Safety Issues
|
Not applicable | Active, closed | 2022-09 | Norway |
|
The NO-ALS Study: A Trial of Nicotinamide/Pterostilbene Supplement in ALS.
NCT04562831 · ClinicalTrials.gov ↗ · Amyotrophic Lateral Sclerosis
|
Not applicable | Active, closed | 2020-10 | Norway |
|
Patient-reported Outcomes After Percutaneous Coronary Intervention
NCT03810612 · ClinicalTrials.gov ↗ · Coronary Artery Disease
|
Observational | Active, closed | 2017-06 | Denmark, Norway |
|
NOR-SYS: The Norwegian Stroke in the Young Study
NCT01597453 · ClinicalTrials.gov ↗ · Death, Carotid Artery Disease, Cardiovascular Disease
|
Not applicable | Active, closed | 2010-09 | Norway |
|
Digital Treatment of Irritable Bowel Syndrome (IBS)
NCT06117865 · ClinicalTrials.gov ↗ · IBS - Irritable Bowel Syndrome
|
Not applicable | Active, closed | 2023-12 | Norway |
|
Electronic Cardiac Rehabilitation (eCardiacRehab) Feasibility Study
NCT06759805 · ClinicalTrials.gov ↗ · Coronary Artery Disease, Cardiac Rehabilitation, Ethics
|
Not applicable | Active, closed | 2025-01 | Norway |
Registers list studies that are recruiting, about to open, active but closed to enrolment, or enrolling by invitation. The UK and USA registers cover industry-sponsored studies only. Titles and statuses are copied from the registry as published.
Drugs in Haukeland University Hospital trials
19 compoundsDrugs and biologicals named as interventions in these trials, with the number of this sponsor's trials that name each one. Placebos and generic comparators are excluded.
Conditions in Haukeland University Hospital trials
150 conditionsBy trial register
| Register | Trials | Recruiting |
|---|---|---|
| Clinical trials in Norway | 80 | 40 |
| Clinical trials in Sweden | 3 | 1 |
| Clinical trials in Netherlands | 2 | 1 |
| Clinical trials in Denmark | 2 | 0 |
| Clinical trials in Poland | 1 | 1 |
A trial with sites in more than one country appears in each of those registers.
Other sponsors in Multiple Sclerosis
Sponsors with the most current trials registered for this condition.
Questions about Haukeland University Hospital trials
How many clinical trials does Haukeland University Hospital sponsor?
Haukeland University Hospital is the lead sponsor of 80 current trials on ClinicalTrials.gov in our Norway, Sweden, Netherlands, Denmark and Poland registers, as of the registry sync on 14 November 2026. Completed and withdrawn studies are not counted.
Are Haukeland University Hospital trials recruiting?
Yes. 40 of its 80 ClinicalTrials.gov trials are recruiting. Eligibility and site contacts are on each trial's record. Only the study team can confirm whether a patient is eligible.
Which drugs is Haukeland University Hospital testing?
Its current trials name 19 drugs and biologicals as interventions. The most frequent are Cyclophosphamide (2), Ocrelizumab (2), Alemtuzumab (1), GLP-1 (1) and Goserelin (1). The number in brackets is how many of its trials name each drug.
Where does this information come from?
Every trial, status, phase and condition on this page is copied from public ClinicalTrials.gov and EU CTIS records by a daily sync, grouped by the sponsor name each registry records. It says nothing about the organisation beyond its registered trials, and it is not medical advice.
How this page is built
Everything on this page is copied from public registry records — it is not written from memory, and nothing here describes the organisation beyond its registered trials. Each trial links to its own record so you can check it yourself.
- ClinicalTrials.gov (U.S. National Library of Medicine) ↗ Trial IDs, titles, lead sponsor, phase, overall status, start date, conditions and intervention names
- EU Clinical Trials Information System (CTIS) ↗ EU trial numbers, titles, sponsor, phase, status, therapeutic area and member-state countries
This page is built automatically: a daily sync job reads the registry records behind our trial registers and groups every current trial by its lead sponsor name, ignoring legal-form suffixes such as Inc. or Ltd. A small, hand-checked list joins the same organisation's different registry names (for example its EU legal entity). There is no AI drafting and no per-sponsor editorial pass. The “last verified” date above is the timestamp of that sync, not a review date. Our general editorial approach is described in our editorial standards and corrections policy. The the registries data on this page was last retrieved on 14 Nov 2026. How every register is built: methodology · fixes we have made: corrections log.