title: Losing sleep.
authors.forename: Kai
authors.initials: K
authors.lastname: Spiegelhalder
authors.forename: Dieter
authors.initials: D
authors.lastname: Riemann
mesh_terms: D049673:History, 20th Century; D006801:Humans; D007319:Sleep Initiation and Maintenance Disorders / Q000209:etiology* / Q000266:history / Q000503:physiopathology