Mushegh A Sahakyan1,2, Sheraz Yaqub3, Airazat M Kazaryan4,5, Olaug Villanger3, Audun Elnæs Berstad6, Knut Jørgen Labori3, Bjørn Edwin4,7,3, Bård Ingvald Røsok3. 1. The Intervention Centre, Oslo University Hospital, Rikshospitalet, Oslo, Norway. sahakyan.mushegh@gmail.com. 2. Institute for Clinical Research, Medical Faculty, University of Oslo, Oslo, Norway. sahakyan.mushegh@gmail.com. 3. Department of Hepato-Pancreato-Billiary Surgery, Oslo University Hospital, Rikshospitalet, Oslo, Norway. 4. The Intervention Centre, Oslo University Hospital, Rikshospitalet, Oslo, Norway. 5. Department of Surgery, Finnmark Hospital, Kirkenes, Norway. 6. Department of Radiology, Oslo University Hospital, Rikshospitalet, Oslo, Norway. 7. Institute for Clinical Research, Medical Faculty, University of Oslo, Oslo, Norway.
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