title: Medicare part D prescription drug benefit--part 1 of 2.
authors.forename: Cathy A
authors.initials: CA
authors.lastname: Klein
mesh_terms: D011307:Drug Prescriptions / Q000191:economics*; D006801:Humans; D019458:Insurance Coverage / Q000458:organization & administration; D007356:Insurance, Pharmaceutical Services / Q000191:economics / Q000331:legislation & jurisprudence; D006278:Medicare / Q000458:organization & administration*; D014481:United States