Adverse selection within dental insurance markets.
D003256:Community Participation / Q000191:economics*; D003657:Decision Making; D005249:Fees and Charges; D006301:Health Services Needs and Demand; D006302:Health Services Research / Q000379:methods; D007347:Insurance, Dental / Q000706:statistics & numerical data*; D010414:Pennsylvania; D011897:Random Allocation; D013223:Statistics as Topic; D014481:United States