Health care accessibility for the elderly on the Navajo reservation.
D000368:Aged; D001130:Arizona; D006297:Health Services Accessibility; D006303:Health Services, Indigenous / Q000458:organization & administration*; D006699:Home Care Services / Q000458:organization & administration*; D006801:Humans; D007198:Indians, North American; D009516:New Mexico; D014589:Utah