Managing variability in demand: a strategy for productivity improvement in health care services.
D001071:Appointments and Schedules; D004526:Efficiency; D006301:Health Services Needs and Demand; D006302:Health Services Research; D006748:Hospital Departments / Q000706:statistics & numerical data*; D010044:Outpatient Clinics, Hospital / Q000706:statistics & numerical data; D010561:Personnel Staffing and Scheduling / Q000379:methods; D013996:Time and Motion Studies