title: Duty hours for resident physicians--tough choices for teaching hospitals.
authors.affiliation: Massachusetts General Hospital, Boston, MA 02114-2696, USA.
authors.forename: Debra F
authors.initials: DF
authors.lastname: Weinstein
mesh_terms: D006784:Hospitals, Teaching / Q000458:organization & administration*; D007396:Internship and Residency; D016134:Organizational Policy; D010561:Personnel Staffing and Scheduling / Q000458:organization & administration / Q000592:standards*; D014481:United States; D016526:Workload / Q000592:standards