Incidence of emphysema at necropsy as assessed by point-counting.
D000328:Adult; D000368:Aged; D001344:Autopsy; D004739:England; D005260:Female; D006652:Histological Techniques; D006801:Humans; D008168:Lung / Q000473:pathology; D008297:Male; D008875:Middle Aged; D011656:Pulmonary Emphysema / Q000175:diagnosis / Q000453:epidemiology* / Q000473:pathology; D012737:Sex Factors