title: Ampicillin-resistant Listeria monocytogenes meningitis.
mesh_terms: D000293:Adolescent; D000328:Adult; D000667:Ampicillin / Q000627:therapeutic use*; D005260:Female; D006801:Humans; D008088:Listeriosis / Q000188:drug therapy*; D008297:Male; D008581:Meningitis / Q000188:drug therapy*; D008875:Middle Aged
chemical_list: D000667:Ampicillin