title: Frequency and clinical significance of hepatitis A antibodies in The Netherlands.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000914:Antibodies, Viral / Q000032:analysis*; D001782:Blood Donors; D005260:Female; D006506:Hepatitis A / Q000276:immunology*; D006760:Hospitalization; D006801:Humans; D008297:Male; D008875:Middle Aged; D009426:Netherlands
chemical_list: D000914:Antibodies, Viral