title: Professional Identity Formation: Onions Rather Than Pyramids.
authors.affiliation: Lecturer, General Practice, Department of Public Health and Primary Care, Leiden University Medical Center, Leiden, the Netherlands; P.C.Barnhoorn@LUMC.nl.
authors.forename: Pieter C
authors.initials: PC
authors.lastname: Barnhoorn
mesh_terms: D002983:Clinical Competence / Q000592:standards*; D004501:Education, Medical / Q000592:standards*; D004521:Educational Measurement / Q000379:methods*; D006801:Humans; D010506:Periodicals as Topic; D010820:Physicians / Q000592:standards*