A qualitative assessment of individual and social–environmental factors informing decisions to ride with an impaired driver and drive while impaired. (19th October 2021) - Vaca, Federico E.; Camenga, Deepa R.; Li, Kaigang; Iannotti, Ronald J.; Banz, Barbara; Grayton, Candice; Zuniga, Vanessa; Curry, Leslie; Mayes, Linda; Haynie, Denise; Simons-Morton, Bruce