1. Rechtschaffen A. The control of sleep. Proceedings of the Symposium on Human Behavior and its Control. Meeting of the American Association for the Advancement of Science, Chicago, Ill, December, 1970. [cited in Aldrich MS. Normal human sleep. In: Sleep medicine. New York: Oxford University Press; 1999. p. 3-26 (p.20)].
2. Neurological findings after prolonged sleep deprivation;Ross;Arch Neurol,1965
3. Sleep medicine, public policy, and public health;Upender,2017
4. Sleep health: can we define it? Does it matter?;Buysse;Sleep,2014
5. World Health Organization. WHO methods for life expectancy and healthy life expectancy. In: Global health estimates technical paper WHO/HIS/HSI/GHE/2014.5. 2014. Available at: http://www.who.int/healthinfo/statistics/LT_method_1990_2012.pdf. Accessed January 18, 2018.