A comparative trial of ampicillin and cephaloridine in acute chest infections.
D000208:Acute Disease; D000284:Administration, Oral; D000368:Aged; D000667:Ampicillin / Q000627:therapeutic use*; D002509:Cephaloridine / Q000627:therapeutic use*; D003168:Complement Fixation Tests; D006801:Humans
D000667:Ampicillin; D002509:Cephaloridine