The association between handheld phone bans and the prevalence of handheld phone conversations among young drivers in the United States

Heeringa, Steven G; Zhu, Motao; Rudisill, Toni M; Swedler, David; Redelmeier, Donald A. (2016). The association between handheld phone bans and the prevalence of handheld phone conversations among young drivers in the United States. Annals of Epidemiology. 26(12), 833–837.e1.