[ON THE DEMONSTRATION OF FUNCTIONAL AGING OF THE RESPIRATORY  SYSTEM].
D000293:Adolescent; D000375:Aging; D001784:Blood Gas Analysis; D004646:Emphysema; D005853:Geriatrics; D006331:Heart Diseases; D006801:Humans; D011656:Pulmonary Emphysema; D012129:Respiratory Function Tests; D012131:Respiratory Insufficiency; D012137:Respiratory System
ADOLESCENCE; AGING; BLOOD GAS ANALYSIS; EMPHYSEMA; GERIATRICS; HEART DISEASES; RESPIRATORY FUNCTION TESTS; RESPIRATORY INSUFFICIENCY; RESPIRATORY SYSTEM