Dental insurance: its variations and relationship to the use of dental services.
Waldman
H B
HB
D003752:Dental Health Services / Q000191:economics / Q000706:statistics & numerical data; D005102:Health Expenditures; D006801:Humans; D007347:Insurance, Dental / Q000191:economics / Q000639:trends; D012456:Salaries and Fringe Benefits; D014481:United States