title: Immune responses to hepatitis B vaccine in the mentally retarded.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D004314:Down Syndrome / Q000276:immunology; D005260:Female; D006509:Hepatitis B / Q000517:prevention & control; D006510:Hepatitis B Antibodies / Q000032:analysis*; D006515:Hepatitis B virus / Q000276:immunology*; D006801:Humans; D008607:Intellectual Disability / Q000276:immunology*; D008297:Male; D008875:Middle Aged; D014765:Viral Vaccines / Q000627:therapeutic use*
chemical_list: D006510:Hepatitis B Antibodies; D014765:Viral Vaccines