title: Switching to the Euro: still hard to swallow.
authors.affiliation: Athens University Medical School, Athens, Greece.
authors.forename: F C
authors.initials: FC
authors.lastname: Papadopoulos
authors.forename: E
authors.initials: E
authors.lastname: Petridou
authors.forename: C E
authors.initials: CE
authors.lastname: Frangakis
authors.forename: T
authors.initials: T
authors.lastname: Farmakakis
authors.forename: H
authors.initials: H
authors.lastname: Moller
authors.forename: G
authors.initials: G
authors.lastname: Rider
mesh_terms: D000402:Airway Obstruction / Q000453:epidemiology* / Q000209:etiology; D001980:Bronchi; D002648:Child; D003679:Deglutition; D003718:Denmark / Q000453:epidemiology; D005547:Foreign Bodies / Q000453:epidemiology*; D006801:Humans; D015994:Incidence; D009717:Numismatics; D012307:Risk Factors