title: [Letter: Danger of hepatitis in mass-boarding and swimming pools].
mesh_terms: D001493:Bathing Beaches; D003296:Cooking; D005523:Food Supply; D005860:Germany, West; D006506:Hepatitis A / Q000635:transmission*; D006801:Humans; D013551:Swimming Pools
vernacular_title: Hepatitisgefährdung durch Massenverpflegung und Schwimmbäder