title: Moonlighting.
authors.forename: A L
authors.initials: AL
authors.lastname: Kellermann
mesh_terms: D002983:Clinical Competence / Q000592:standards; D004635:Emergency Medicine / Q000193:education / Q000592:standards*; D004636:Emergency Service, Hospital / Q000592:standards; D006801:Humans; D007396:Internship and Residency; D011787:Quality of Health Care; D013044:Specialty Boards; D000078329:Workforce