Seven year follow-up x-ray survey for bone changes in low pressure chamber operators.
D000328:Adult; D003665:Decompression Sickness / Q000000981:diagnostic imaging*; D004242:Diving; D005269:Femur / Q000000981:diagnostic imaging* / Q000473:pathology; D005270:Femur Head / Q000000981:diagnostic imaging*; D006801:Humans; D006811:Humerus / Q000000981:diagnostic imaging* / Q000473:pathology; D008297:Male; D009336:Necrosis; D011859:Radiography