title: Dimensionality of the maintenance of certification for family physicians examination: evidence of construct validity.
authors.forename: Kenneth D
authors.initials: KD
authors.lastname: Royal
authors.forename: James C
authors.initials: JC
authors.lastname: Puffer
mesh_terms: D002568:Certification; D002983:Clinical Competence / Q000592:standards*; D004502:Education, Medical, Continuing / Q000592:standards; D005194:Family Practice / Q000193:education* / Q000592:standards*; D006801:Humans; D008007:Licensure, Medical / Q000592:standards*; D058996:Quality Improvement; D014481:United States