[CEPHALOSPORIN 38,253---A NEW, SEMISYNTHETIC ANTIBIOTIC].
D000900:Anti-Bacterial Agents; D002511:Cephalosporins; D002512:Cephalothin; D006801:Humans
D000900:Anti-Bacterial Agents; D002511:Cephalosporins; D002512:Cephalothin
ANTIBIOTICS; CEPHALOTHIN
CEPHALOSPORIN 38 253---EIN NEUES, HALBSYTHETISCHES ANTIBIOTICUM.