Area of muscle in tracheal sections in chronic bronchitis, measured by point-counting.
D000886:Anthropometry; D001991:Bronchitis / Q000473:pathology*; D002908:Chronic Disease; D005260:Female; D006801:Humans; D006984:Hypertrophy; D008297:Male; D009130:Muscle, Smooth / Q000473:pathology*; D013223:Statistics as Topic; D014132:Trachea / Q000473:pathology*