Medicine American style and the growth of HMOs.
Richards
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D000328:Adult; D003695:Delivery of Health Care / Q000639:trends*; D005251:Fees, Medical; D005260:Female; D006279:Health Maintenance Organizations / Q000266:history*; D006297:Health Services Accessibility / Q000639:trends; D049673:History, 20th Century; D006801:Humans; D008297:Male; D014481:United States