A Northern Health research team is conducting a survey on the use of off-road vehicles in northern B.C. (Rachel Cain, unsplash.com) FORT ST. JOHN, B.C. — A research team from Northern Health, the University of British Columbia and the Provincial Health Services Authority has opened a survey on off-road vehicle usage after a deadly crash in Pouce Coupe. According to a June 12th Facebook post from Northern Health, the survey is designed to improv…