title: Prevalence of hepatitis A virus infection in Spain.
authors: E
authors: E
authors: Perez Trallero
authors: G
authors: G
authors: Cilla Equiluz
authors: M
authors: M
authors: Urbieta Egaña
authors: M
authors: M
authors: Garcia Bengoechea
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D005260:Female; D006506:Hepatitis A / Q000453:epidemiology*; D006801:Humans; D007223:Infant; D011247:Pregnancy; D013030:Spain