title: [Measurement of P(A-a)O2 and its clinical significance (author's transl)].
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010100:Oxygen / Q000032:analysis*; D010313:Partial Pressure; D011650:Pulmonary Alveoli / Q000502:physiology*; D011651:Pulmonary Artery / Q000502:physiology; D011656:Pulmonary Emphysema / Q000503:physiopathology
chemical_list: D010100:Oxygen