Studies of regional lung function using radioactive oxygen.
D019069:Cell Respiration; D010100:Oxygen; D010104:Oxygen Radioisotopes; D011851:Radioactivity; D012119:Respiration / Q000502:physiology*; D012143:Respiratory Physiological Phenomena
D010104:Oxygen Radioisotopes; D010100:Oxygen
OXYGEN/radioactive; RESPIRATION/physiology