Insomnia: some facts and fiction.
D000328:Adult; D000367:Age Factors; D000368:Aged; D000431:Ethanol; D006801:Humans; D006993:Hypnotics and Sedatives / Q000627:therapeutic use; D008875:Middle Aged; D007319:Sleep Initiation and Maintenance Disorders / Q000188:drug therapy / Q000628:therapy
D006993:Hypnotics and Sedatives; D000431:Ethanol