Are gender differences in the prevalence of past-year marijuana use and risk perception in the U.S. narrowing from 2002 to 2013?. (1st February 2017) - Rahim-Juwel, Reanne; Carliner, Hannah; Shmulewitz, Dvora; Sarvet, Aaron L.; Wall, Melanie; Martins, Silvia S.; Brown, Qiana; Mauro, Pia M.; Hasin, Deborah