Antrostomy. II.
D000208:Acute Disease; D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D002908:Chronic Disease; D006801:Humans; D008443:Maxillary Sinus / Q000601:surgery*; D008875:Middle Aged; D009298:Nasal Polyps / Q000601:surgery*; D009957:Oroantral Fistula; D012852:Sinusitis / Q000601:surgery*