title: Medicare: what every physician should know.
authors.forename: R N
authors.initials: RN
authors.lastname: Butler
mesh_terms: D000368:Aged; D005260:Female; D005382:Financing, Personal; D006801:Humans; D007182:Income; D008297:Male; D006278:Medicare / Q000191:economics / Q000706:statistics & numerical data; D012051:Reimbursement Mechanisms; D014481:United States