Gun carrying among freshmen and sophomores in #Chicago, #NYC and #LosAngeles public schools: the Youth Risk Behavior Survey, 2007-2013 https://t.co/uGZZtJfkCB HT @ChildrensPhila #guns #firearms #PublicHealth GunViolence https://t.co/3SSMLgZWwN
Gun carrying among freshmen and sophomores in #Chicago, #NYC and #LosAngeles public schools: the Youth Risk Behavior Survey, 2007-2013 https://t.co/R8Fw0EJuDy HT @ChildrensPhila #guns #firearms #PublicHealth GunViolence https://t.co/ljktWGt7t2
Gun carrying among freshmen and sophomores in #Chicago, #NYC and #LosAngeles public schools: the Youth Risk Behavior Survey, 2007-2013 https://t.co/9PKUHDoi56 HT @ChildrensPhila #guns #firearms #PublicHealth GunViolence https://t.co/BBncFB5A3q
Gun carrying among freshmen and sophomores in #Chicago, #NYC and #LosAngeles public schools: the Youth Risk Behavior Survey, 2007-2013 https://t.co/9PKUHDoi56 HT @ChildrensPhila #guns #firearms #PublicHealth GunViolence https://t.co/OJFCwMtZmD