Studies on the nature of hypoxia with and without cyanosis in chronic pulmonary disease.
D003490:Cyanosis / Q000502:physiology*; D000860:Hypoxia / Q000209:etiology*; D008171:Lung Diseases / Q000502:physiology*; D012129:Respiratory Function Tests
ANOXIA/etiology and pathogenesis; CYANOSIS/physiology; LUNG DISEASES/physiology