The association between sleep disorders, employment, and income among adults in the United States-V18I7 The association between sleep disorders, employment, and income among adults in the United States-V18I7 Download Static postural stability and neuropsychological performance after awakening from REM and NREM sleep in patients with chronic insomnia: a randomized, crossover, overnight polysomnography study-V18I7 The associations of insomnia symptoms with daytime behavior and cognitive functioning in children with attention-deficit/hyperactivity disorder-V18I7