Prevalence of alcohol, illicit drugs and psychoactive medicines in killed drivers in four European countries. - Legrand, Sara-Ann; Gjerde, Hallvard; Isalberti, Cristina; Van der Linden, Trudy; Lillsunde, Pirjo; Dias, MarioJ.; Gustafsson, Susanne; Ceder, Gunnel; Verstraete, AlainG. (International Journal of Injury Control & Safety Promotion, 2014)