Intensity, not prices.
D019049:Developed Countries / Q000191:economics; D005251:Fees, Medical; D017048:Health Care Costs; D006301:Health Services Needs and Demand / Q000191:economics*; D006280:Health Workforce; D006801:Humans; D010821:Physicians, Family / Q000600:supply & distribution*; D013038:Specialization; D014481:United States