title: Quantity and quality of patients' sleep and sleep-disturbing factors in a respiratory intensive care unit.
mesh_terms: D000328:Adult; D000368:Aged; D001519:Behavior; D003422:Critical Care; D006801:Humans; D008875:Middle Aged; D009622:Noise / Q000009:adverse effects; D012124:Respiratory Care Units; D012890:Sleep; D012892:Sleep Deprivation; D012894:Sleep Stages