title: Insomnia sufferers failing to seek medical help in Europe and USA.
mesh_terms: D006801:Humans; D006993:Hypnotics and Sedatives / Q000627:therapeutic use; D010342:Patient Acceptance of Health Care / Q000523:psychology; D007319:Sleep Initiation and Maintenance Disorders / Q000188:drug therapy* / Q000209:etiology
chemical_list: D006993:Hypnotics and Sedatives