Ear canal collapse. A review.
D000062:Accidents, Occupational; D001299:Audiometry / Q000009:adverse effects*; D001753:Blast Injuries / Q000175:diagnosis; D003638:Deafness / Q000209:etiology*; D003951:Diagnostic Errors; D004424:Ear Canal; D004431:Ear, External / Q000293:injuries; D006311:Hearing Disorders / Q000175:diagnosis*; D006317:Hearing Loss, Noise-Induced / Q000175:diagnosis; D006801:Humans; D008297:Male; D008875:Middle Aged; D011312:Pressure; D011890:Railroads