Conservative surgery for chronic maxillary sinusitis.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002908:Chronic Disease / Q000601:surgery; D005260:Female; D006801:Humans; D008297:Male; D008439:Maxillary Diseases / Q000601:surgery*; D008875:Middle Aged; D011182:Postoperative Care; D011183:Postoperative Complications; D012189:Retrospective Studies; D012852:Sinusitis / Q000601:surgery*