Ampicillin-resistant haemophilus influenzae in East Anglia.
D000667:Ampicillin / Q000494:pharmacology* / Q000627:therapeutic use; D004739:England; D006192:Haemophilus Infections / Q000188:drug therapy; D006193:Haemophilus influenzae / Q000187:drug effects*; D006801:Humans; D010403:Penicillin Resistance; D014481:United States / Q000208:ethnology
D000667:Ampicillin