title: Letter: Hepatitis-B antigen and serological evidence of syphilis.
mesh_terms: D001782:Blood Donors; D006509:Hepatitis B / Q000276:immunology / Q000635:transmission*; D006510:Hepatitis B Antibodies / Q000302:isolation & purification; D006511:Hepatitis B Antigens / Q000302:isolation & purification*; D006801:Humans; D013587:Syphilis / Q000150:complications* / Q000276:immunology; D013588:Syphilis Serodiagnosis
chemical_list: D006510:Hepatitis B Antibodies; D006511:Hepatitis B Antigens