[On a new method of treatment of chronic otitis media].
D002908:Chronic Disease; D010033:Otitis Media; D010406:Penicillins; D013307:Streptomycin; D014357:Trypsin
D010406:Penicillins; D014357:Trypsin; D013307:Streptomycin
OTITIS MEDIA; PENICILLIN; STREPTOMYCIN; TRYPSIN