Changing the rules: coverage of nonprescription drugs.
Navarro
R P
RP
D003132:Commerce; D016527:Drug Costs; D016568:Drugs, Generic; D005569:Formularies as Topic; D007356:Insurance, Pharmaceutical Services / Q000639:trends*; D004366:Nonprescription Drugs / Q000191:economics*; D010593:Pharmaceutical Services / Q000706:statistics & numerical data; D014481:United States