1. World health organization regional office for Europe European centre for environment and health bonn office. WHO technical meeting on sleep and health,2004
2. The memory functions of sleep;Diekelmann;Nat Rev Neurosci,2010
3. Deprivation: a wake-up call;Dolgin;Nature,2013
4. Sleep viewed as a state of adaptive inactivity;Siegel;Nat Rev Neurosci,2009
5. Sleeping at the limits: the changing prevalence of short and long sleep durations in 10 countries;Bin;Am J Epidemiol,2013