Pediatric sleep questionnaire (PSQ): validity and reliability of scales for sleep-disordered breathing, snoring, sleepiness, and behavioral problems Pediatric sleep questionnaire (PSQ): validity and reliability of scales for sleep-disordered breathing, snoring, sleepiness, and behavioral problems Download Use of Over-the-Counter Medicine, Complementary and Alternative Medicine, and Alcohol in the Treatment of Chronic Insomnia A randomized trial of the long-term, continued efficacy and safety of modafinil in narcolepsy