TY - JOUR PY - 2002// TI - Effects of daytime running lights on multiple-vehicle daylight crashes in the United States JO - Accident analysis and prevention A1 - Farmer, Charles M. A1 - Williams, Allan F. SP - 197 EP - 203 VL - 34 IS - 2 N2 - Involvements in multiple-vehicle daylight crashes in nine states over 4 years were analyzed for a group of passenger cars and light trucks equipped with automatic daytime running lights. On average, these vehicles were involved in 3.2% fewer multiple-vehicle crashes than vehicles without daytime running lights (P = 0.0074). LA - en SN - 0001-4575 UR - http://dx.doi.org/ ID - ref1 ER -