title: Rare or orphan diseases -- a useful political concept.
authors.forename: Peter
authors.initials: P
authors.lastname: Baxter
mesh_terms: D026683:Advisory Committees; D005060:Europe / Q000453:epidemiology; D006801:Humans; D009316:National Institutes of Health (U.S.); D009965:Orphan Drug Production / Q000191:economics; D011057:Politics; D011634:Public Health; D035583:Rare Diseases / Q000453:epidemiology; D012042:Registries; D012109:Research Support as Topic; D014481:United States / Q000453:epidemiology