O. Reiertsen

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Routine double contrast barium enema and fiberoptic colonoscopy in the diagnosis of colorectal carcinoma.

O. Reiertsen, A. Bakka, S. Trønnes, 1988, Acta chirurgica Scandinavica.

Complications of fiberoptic gastrointestinal endoscopy--five years' experience in a central hospital.

O. Reiertsen, A. Rosseland, J. Skjøtø, 1987, Endoscopy.

Selection criteria for endoscopic retrograde cholangiopancreaticography (ERCP) in patients with gallstone disease

B. Edwin, H. Fagertun, O. Reiertsen, 1995, World Journal of Surgery.

Laparoscopic and open cholecystectomy. A prospective, randomized study.

O. Reiertsen, P. Kjaersgaard, E. Trondsen, 1993, The European journal of surgery = Acta chirurgica.

Hospitalisations during the final three years of life.

J. Elstad, O. Reiertsen, 2018, Tidsskrift for den Norske laegeforening : tidsskrift for praktisk medicin, ny raekke.

Diagnostic laparoscopy in 1043 patients with suspected acute appendicitis.

G. Ahlberg, C. Leijonmarck, O. Reiertsen, 2003, The European journal of surgery = Acta chirurgica.

Randomized controlled trial with sequential design of laparoscopic versus conventional appendicectomy

B. Edwin, O. Reiertsen, A. Faerden, 1997, The British journal of surgery.

Laparoscopic ventral hernia repair: outcomes in primary versus incisional hernias: no effect of defect closure

O. Reiertsen, O. Øyen, A. Vaktskjold, 2015, Hernia.

Evaluation of Threatened Abortion by Human Chorionic Gonadotropin Levels and Ultrasonography

P. Torjesen, O. Reiertsen, H. Sande, 1980, International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics.

Prediction of common bile duct stones prior to cholecystectomy: a prospective validation of a discriminant analysis function.

B. Edwin, H. Fagertun, O. Reiertsen, 1998, Archives of surgery.

Best practice in placement of percutaneous endoscopic gastrostomy with jejunal extension tube for continuous infusion of levodopa carbidopa intestinal gel in the treatment of selected patients with Parkinson’s disease in the Nordic region

J. Halttunen, O. Reiertsen, H. Zebski, 2015, Scandinavian journal of gastroenterology.

Gut perforation caused by biliary endoprosthesis.

B. Edwin, O. Reiertsen, A. Faerden, 2000, Endoscopy.

Laparoscopic excision of urachal sinus.

O. Reiertsen, A. Rosseland, E. Trondsen, 1993, The European journal of surgery = Acta chirurgica.

Laparoscopy in patients admitted for acute abdominal pain.

O. Reiertsen, B. Høivik, A. Rosseland, 1985, Acta chirurgica Scandinavica.

Real-time ultrasonography for location of IUDs.

O. Reiertsen, 1981, Contraceptive delivery systems.

Prophylactic mesh at end‐colostomy construction reduces parastomal hernia rate: a randomized trial

K. Flatmark, O. Reiertsen, A. Vaktskjold, 2015, Colorectal disease : the official journal of the Association of Coloproctology of Great Britain and Ireland.

Does tumor size influence the outcome of laparoscopic distal pancreatectomy?

B. Edwin, O. Reiertsen, I. Solberg, 2019, HPB : the official journal of the International Hepato Pancreato Biliary Association.

Prospective nonrandomized study of conventional versus laparoscopic appendectomy

O. Reiertsen, A. Bakka, A. Rosseland, 1994, World Journal of Surgery.

Laparoscopic and open operation in patients with perforated peptic ulcer.

B. Edwin, O. Reiertsen, A. Faerden, 1999, The European journal of surgery = Acta chirurgica.

Evaluation of Enoxaparin Given before and after Operation to Prevent Venous Thromboembolism during Digestive Surgery: Play-the-Winner Designed Study

O. Bjerkeset, O. Reiertsen, S. Larsen, 1997, World Journal of Surgery.

Safety of enoxaparin and dextran-70 in the prevention of venous thromboembolism in digestive surgery. A play-the-winner-designed study.

P. Mowinckel, O. Reiertsen, T. Løvig, 1993, Scandinavian journal of gastroenterology.

Real life cost and quality of life associated with continuous intraduodenal levodopa infusion compared with oral treatment in Parkinson patients

C. Lundqvist, I. Kristiansen, O. Reiertsen, 2014, Journal of Neurology.

Crown rump length: a comparison of real time scanning and conventional compound scanning. The interindividual measuring variation between two operators.

O. Reiertsen, H. Sande, 1979, Ultrasound in medicine & biology.

Comparison of sequential and fixed-sample designs in a controlled clinical trial with laparoscopic versus conventional cholecystectomy.

O. Reiertsen, A. Rosseland, P. Kjaersgaard, 1994, Scandinavian journal of gastroenterology.

Total Mesorectal Excision for Rectal Cancer: Difference in Outcome for Low and High Rectal Cancer

O. Reiertsen, A. Bakka, S. Trønnes, 2005, Diseases of the colon and rectum.

Development of play-the-winner design: weighting and accumulation of information.

O. Reiertsen, J. Solhaug, S. Larsen, 1998, Scandinavian journal of clinical and laboratory investigation.

Characterization of 'winners' to enoxaparin in the prevention of postoperative venous thromboembolism in digestive surgery.

P. Mowinckel, O. Reiertsen, T. Løvig, 1996, Scandinavian journal of gastroenterology.

Does Osteopathic Manipulative Treatment (OMT) have an Effect in the Treatment of Patients Suffering from Gastro Esophageal Reflux Disease (GERD)

O. Reiertsen, S. Larsen, Kjell E. Bjørnæs, 2016 .