title: Age-related response to hepatitis B vaccine in the mentally retarded.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D005260:Female; D006510:Hepatitis B Antibodies / Q000096:biosynthesis*; D017325:Hepatitis B Vaccines; D006801:Humans; D007326:Institutionalization; D008607:Intellectual Disability / Q000276:immunology*; D014761:Viral Hepatitis Vaccines / Q000276:immunology*
chemical_list: D006510:Hepatitis B Antibodies; D017325:Hepatitis B Vaccines; D014761:Viral Hepatitis Vaccines