ABOUT SRS Ad Hoc Committees Awards By-Laws Government Affairs Leadership Policies Sections Standing Committees Volunteer   USERNAME: PASSWORD: Remember Me? ENTER Forgot Your Password? Register an account. RESEARCH PAPERS   Nathaniel Kleitman The Effects of Prolonged Sleepiness on Man. From the Hull Physiological Laboratory of the University of Chicago. May 28, 1923. The Effects of Prolonged Sleepiness on Man.doc   Spring 2010 Issue of the SRS Bulletin is Now Available Important Dates & Times Related to the Move of the SRS National Office in June SRS Basics of Sleep Guide, second edition Special Discount Available for Bulk Orders of the Single Slide Sets Series! more announcements...  SRS Membership Application  SRS Membership Brochure  SRS Basics of Sleep Guide   If you can not view our PDF files download Acrobat Reader from Adobe.   Copyright © 2009 Sleep Research Society 2510 North Frontage Road Darien, IL 60561 Phone: (630) 737-9702 Coordinator: ncekosh@srsnet.org Webmaster: webmaster@srsnet.org