0021 The effect of video gaming on the sleep patterns and well-being of U.S. Marines -V45IS1 0021 The effect of video gaming on the sleep patterns and well-being of U.S. Marines -V45IS1 Download 0020 Investigation of Seasonal Changes in Self-Reported Sleep Quality and Psychomotor Vigilance Task Outcomes: Results From the Ultra Long-Term Sleep (ULTS) Study -V45IS1 0022 Improving predicted effectiveness of shiftworkers in watchfloors -V45IS1