title: [Conversion of penicillins into cephalosporins].
mesh_terms: D002511:Cephalosporins / Q000138:chemical synthesis*; D055598:Chemical Phenomena; D002621:Chemistry; D008722:Methods; D010397:Penicillanic Acid; D010406:Penicillins
chemical_list: D002511:Cephalosporins; D010406:Penicillins; D010397:Penicillanic Acid
vernacular_title: Die Umwandlung von Penicillenen in Cephalosporine.