title: Principles of immunity. I. Antigens, antibody production, and immediate hypersensitivity.
mesh_terms: D000917:Antibody Formation; D000941:Antigens; D006801:Humans; D006969:Hypersensitivity, Immediate; D007109:Immunity; D007110:Immunity, Active; D013997:Time Factors
chemical_list: D000941:Antigens