We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleProficiency, competency, and mastery: where are you on the learning curve?AuthorsOleynikov DPublicationArchives of surgery (Chicago, Ill. : 1960), 2012, Vol 147, Issue 4, p322ISSN1538-3644Publication typearticleDOI10.1001/archsurg.2011.1342