[Indications for radical surgery of chronic paranasal sinusitis--clinical study and therapy of chronic paranasal sinusitis].
D000818:Animals; D002908:Chronic Disease; D006168:Guinea Pigs; D006651:Histocytochemistry; D006801:Humans; D012852:Sinusitis / Q000175:diagnosis / Q000378:metabolism / Q000503:physiopathology / Q000601:surgery / Q000628:therapy*