[Local use of urea in treatment of chronic epitympanitis].
D000293:Adolescent; D000328:Adult; D002648:Child; D002908:Chronic Disease; D006801:Humans; D008875:Middle Aged; D010033:Otitis Media / Q000188:drug therapy*; D014508:Urea / Q000627:therapeutic use*
D014508:Urea
Mestnye primeneniia mocheviny pri lechenii khronicheskikh epitimpanitov