title: Looking for 'biological response modifiers'.
mesh_terms: D006801:Humans; D007167:Immunotherapy; D007372:Interferons; D008222:Lymphokines; D009369:Neoplasms / Q000628:therapy*; D013947:Thymosin
chemical_list: D008222:Lymphokines; D013947:Thymosin; D007372:Interferons