National sleep foundation's sleep time duration recommendations: Methodology and results summary

Max Hirshkowitz, Kaitlyn Whiton, Steven M. Albert, Cathy Alessi, Oliviero Bruni, Lydia DonCarlos, Nancy Hazen, John Herman, Eliot S. Katz, Leila Kheirandish-Gozal, David N. Neubauer, Anne E. O'Donnell, Maurice Ohayon, John Peever, Robert Rawding, Ramesh C. Sachdeva, Belinda Setters, Michael V. Vitiello, J. Catesby Ware, Paula J. Adams Hillard