title: Sleep apnea syndromes: impact of sleep and sleep states.
mesh_terms: D000328:Adult; D003964:Diaphragm / Q000502:physiology; D004576:Electromyography; D004947:Esophagus / Q000502:physiology; D000431:Ethanol / Q000494:pharmacology; D006801:Humans; D008297:Male; D008875:Middle Aged; D012120:Respiration Disorders / Q000503:physiopathology; D012890:Sleep; D012891:Sleep Apnea Syndromes / Q000503:physiopathology*; D012892:Sleep Deprivation; D012894:Sleep Stages; D012895:Sleep, REM
chemical_list: D000431:Ethanol