title: Immune function in the elderly.
authors.forename: D H
authors.initials: DH
authors.lastname: Hamer
authors.forename: S N
authors.initials: SN
authors.lastname: Meydani
mesh_terms: D000368:Aged; D000917:Antibody Formation / Q000502:physiology; D001428:Bacterial Vaccines / Q000276:immunology*; D006801:Humans; D007109:Immunity / Q000502:physiology; D013601:T-Lymphocytes / Q000502:physiology
chemical_list: D001428:Bacterial Vaccines