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Has adult sleep duration declined over the last 50+ years?
Youngstedt SD, Goff EE, Reynolds AM, Kripke DF, Irwin MR, Bootzin RR, Khan N, Jean-Louis G. Youngstedt SD, et al. Among authors: bootzin rr. Sleep Med Rev. 2016 Aug;28:69-85. doi: 10.1016/j.smrv.2015.08.004. Epub 2015 Aug 28. Sleep Med Rev. 2016. PMID: 26478985 Free PMC article. Review.
Chronic moderate sleep restriction in older long sleepers and older average duration sleepers: a randomized controlled trial.
Youngstedt SD, Jean-Louis G, Bootzin RR, Kripke DF, Cooper J, Dean LR, Catao F, James S, Vining C, Williams NJ, Irwin MR. Youngstedt SD, et al. Among authors: bootzin rr. Contemp Clin Trials. 2013 Sep;36(1):175-86. doi: 10.1016/j.cct.2013.06.014. Epub 2013 Jun 28. Contemp Clin Trials. 2013. PMID: 23811325 Free PMC article. Clinical Trial.
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