title: Expectations vs performance.
authors.forename: G J
authors.initials: GJ
authors.lastname: Cohen
mesh_terms: D002983:Clinical Competence; D006801:Humans; D007854:Lead / Q000097:blood; D010372:Pediatrics / Q000193:education*; D011231:Preceptorship; D011524:Protoporphyrins / Q000097:blood
chemical_list: D011524:Protoporphyrins; D007854:Lead