title: Chronic insomnia--a challenge for the future.
authors: Franklin Hospital Medical Center, North Shore-Long Island Jewish Health System, Valley Stream, New York, USA.
authors: Ellen H
authors: EH
authors: Miller
mesh_terms: D000328:Adult; D002908:Chronic Disease; D015897:Comorbidity / Q000639:trends; D005544:Forecasting; D006801:Humans; D001523:Mental Disorders / Q000453:epidemiology / Q000628:therapy; D008875:Middle Aged; D015995:Prevalence; D007319:Sleep Initiation and Maintenance Disorders / Q000453:epidemiology* / Q000517:prevention & control*