title: [Occurrence of serological markers of hepatitis A and B in blood donors].
mesh_terms: D000293:Adolescent; D000328:Adult; D000956:Antigens, Viral / Q000032:analysis; D001782:Blood Donors; D006506:Hepatitis A / Q000276:immunology*; D035921:Hepatitis A Antigens; D006508:Hepatitis Antibodies / Q000032:analysis; D006509:Hepatitis B / Q000276:immunology*; D006511:Hepatitis B Antigens / Q000032:analysis; D006801:Humans; D008875:Middle Aged
chemical_list: D000956:Antigens, Viral; D035921:Hepatitis A Antigens; D006508:Hepatitis Antibodies; D006511:Hepatitis B Antigens
vernacular_title: Wystepowanie serologicznych znaczników wirusowego zapalenia watroby A i B u krwiodawców.