| Evaluating Active and Passive Crosswalk Warnings at Unsignalized Intersections and Mid-Block Sites | 2009 | 2009-03
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| Reducing Risk Taking at Passive Railroad Crossings With Active Warnings | 2004 | 2004-33
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| Effects of Vision Enhancement Systems (VES) on Older Drivers' Ability to Drive Safely at Night & in Inclement Weather | 2002 | 2002-27
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