title: [Rare diseases and the internal medicine specialist].
authors.forename: Josep M
authors.initials: JM
authors.lastname: Grau
authors.forename: Francesc
authors.initials: F
authors.lastname: Cardellach
mesh_terms: D000208:Acute Disease; D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D005060:Europe / Q000453:epidemiology; D006801:Humans; D007223:Infant; D007388:Internal Medicine; D035583:Rare Diseases / Q000175:diagnosis / Q000453:epidemiology / Q000517:prevention & control / Q000628:therapy; D013030:Spain / Q000453:epidemiology