Sleep Medicine Reviews
Volume 7, Issue 4 , Pages 351-365, August 2003

Ceiling and floor effects in sleep research

  • Shawn D. Youngstedt

      Affiliations

    • Correspondence should be addressed to: Shawn D. Youngstedt, PhD, Department of Psychiatry, 0667, University of California, San Diego, 9500 Gilman Dr. La Jolla, CA 92093-0667. Tel.: 858-534-7347; Fax: 858-534-7347; E-mail: syoungstedt@ucsd.edi

Department of Psychiatry and Sam and Rose, Stein Institute for Research on Aging, University of California, San Diego, California, USA

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PII: S1087-0792(01)90239-4

doi:10.1053/smrv.2001.0239

Sleep Medicine Reviews
Volume 7, Issue 4 , Pages 351-365, August 2003