Determinants of hospital utilization and surgery on the Navajo Indian reservation: 1972-1978.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D006297:Health Services Accessibility; D006760:Hospitalization; D006801:Humans; D007198:Indians, North American / Q000523:psychology*; D008875:Middle Aged; D012959:Socioeconomic Factors; D013514:Surgical Procedures, Operative; D014481:United States