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Filtres: Keyword is Middle Aged and Author is Grégoire, Jean-Pierre [Enlever les filtres]
The economic burden of insomnia: direct and indirect costs for individuals with insomnia syndrome, insomnia symptoms, and good sleepers. Sleep. 2009;32(1):55-64.
The natural history of insomnia: a population-based 3-year longitudinal study. Arch Intern Med. 2009;169(5):447-53.