Fatalities down sharply as 16-year-olds drive less - MedicalXpress
The study, "The association of graduated driver licensing with miles driven and fatal crash rates per miles driven among adolescents," is the work of a team led by Motao Zhu, M.D., Ph.D., assistant professor in the WVU Department of Epidemiology and researcher for the WVU Injury Control Research Center.
http://medicalxpress.com/news/2014-02-fatalities-sharply-year-olds.html