title: Editorial: Transfer factor.
mesh_terms: D000917:Antibody Formation; D001172:Arthritis, Rheumatoid / Q000628:therapy; D001943:Breast Neoplasms / Q000628:therapy; D002177:Candidiasis / Q000628:therapy; D006801:Humans; D007154:Immune System Diseases / Q000628:therapy; D007111:Immunity, Cellular; D007112:Immunity, Maternally-Acquired; D007167:Immunotherapy; D007249:Inflammation / Q000628:therapy; D013601:T-Lymphocytes / Q000276:immunology; D014777:Virus Diseases / Q000628:therapy