[Bacteriological loop for the collection of material from the middle ear in chronic otitis media].
D001431:Bacteriological Techniques / Q000295:instrumentation*; D002908:Chronic Disease; D006801:Humans; D010033:Otitis Media / Q000382:microbiology*
Bakteriologicheskaia petlia dlia zabora materiala iz srednego ukha pri khronicheskikh srednikh otitakh.