title: Otitis media secondary to ampicillin-resistant Hemophilus influenzae. An update.
mesh_terms: D000293:Adolescent; D000667:Ampicillin / Q000494:pharmacology*; D002648:Child; D002675:Child, Preschool; D006192:Haemophilus Infections / Q000453:epidemiology / Q000382:microbiology*; D006193:Haemophilus influenzae / Q000187:drug effects; D006801:Humans; D007223:Infant; D010033:Otitis Media / Q000382:microbiology*; D010403:Penicillin Resistance
chemical_list: D000667:Ampicillin