title: [Study of haptens. 3. Cross reaction in penicillin allergy].
mesh_terms: D000818:Animals; D003429:Cross Reactions; D004342:Drug Hypersensitivity / Q000276:immunology*; D006241:Haptens; D006801:Humans; D010406:Penicillins; D011817:Rabbits
chemical_list: D006241:Haptens; D010406:Penicillins