title: Nonapneic mechanisms of arterial oxygen desaturation during rapid-eye-movement sleep.
mesh_terms: D000368:Aged; D001158:Arteries; D001696:Biomechanical Phenomena; D006801:Humans; D008297:Male; D008875:Middle Aged; D010100:Oxygen / Q000097:blood*; D011659:Pulmonary Gas Exchange; D012119:Respiration; D012895:Sleep, REM / Q000502:physiology*
chemical_list: D010100:Oxygen