Geriatric nurse practitioner role grows in newer delivery system.
D000368:Aged; D016330:Frail Elderly; D015577:Geriatric Assessment; D006279:Health Maintenance Organizations; D006746:Hospital Bed Capacity, 500 and over; D006801:Humans; D008396:Maryland; D006278:Medicare / Q000458:organization & administration; D017146:Models, Organizational; D009722:Nurse Practitioners / Q000706:statistics & numerical data*; D012866:Skilled Nursing Facilities; D019467:Subacute Care; D014481:United States; D000078329:Workforce