[Effects of age and body position on Ar closing volume (author's transl)].
D000328:Adult; D000367:Age Factors; D000368:Aged; D005105:Expiratory Reserve Volume; D005260:Female; D005652:Functional Residual Capacity; D006801:Humans; D008176:Lung Volume Measurements; D008297:Male; D008875:Middle Aged; D011187:Posture