Antimicrobial resistance in haemophilus species.
D000667:Ampicillin / Q000494:pharmacology; D000900:Anti-Bacterial Agents / Q000494:pharmacology*; D006190:Haemophilus / Q000187:drug effects* / Q000201:enzymology / Q000302:isolation & purification; D006801:Humans; D010403:Penicillin Resistance; D001618:beta-Lactamases / Q000378:metabolism
D000900:Anti-Bacterial Agents; D000667:Ampicillin; D001618:beta-Lactamases