title: Sleep epidemiology 30 years later: where are we?
authors.forename: Maurice M
authors.initials: MM
authors.lastname: Ohayon
authors.forename: Christian
authors.initials: C
authors.lastname: Guilleminault
authors.forename: Sudhansu
authors.initials: S
authors.lastname: Chokroverty
mesh_terms: D006801:Humans; D015994:Incidence; D015995:Prevalence; D012307:Risk Factors; D012893:Sleep Wake Disorders / Q000453:epidemiology*