?url_ver=Z39.88-2004&rft_id=10.1016%2Fj.ijsu.2018.01.037&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=Beth&rft.aulast=Campbell&rft.au=Campbell%2C+Beth&rft.volume=51&rft.issn=1743-9191&rft.atitle=Open+cholecystectomy%3A+Exposure+and+confidence+of+surgical+trainees+and+new+fellows&rft.date=2018&rft.title=International+Journal+of+Surgery&rft.genre=article