title: [Laboratory and clinical studies on PC-904 (author's transl)].
mesh_terms: D000367:Age Factors; D000667:Ampicillin / Q000031:analogs & derivatives* / Q000097:blood / Q000494:pharmacology / Q000627:therapeutic use; D001419:Bacteria / Q000187:drug effects*; D001424:Bacterial Infections / Q000188:drug therapy; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D009287:Naphthyridines / Q000097:blood / Q000494:pharmacology / Q000627:therapeutic use; D010403:Penicillin Resistance
chemical_list: D009287:Naphthyridines; D000667:Ampicillin