Watch out for the danger signs as HMO enrollment increases.
Health Forecasting Group, Santa Clarita, CA, USA.
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D002204:Capitation Fee / Q000639:trends; D004465:Economic Competition / Q000639:trends; D005069:Evaluation Studies as Topic; D005544:Forecasting; D006279:Health Maintenance Organizations / Q000191:economics / Q000706:statistics & numerical data*; D014481:United States