“…Studies were conducted in four countries: the USA (n 13) (42)(43)(44)(45)(46)(47)(48)(49)(50)(51)(52)(53)(54) , the UK (n 1) (55) , Canada (n 1) (56) and South Korea (n 1) (57) . Among the US-based studies, two were conducted in the West (California, Oregon) (48,54) , four in the South (Georgia, Missouri, Louisiana, Texas) (42,49,51,53) , four in the Northeast (Pennsylvania, New York, Vermont, Connecticut) (43,46,47,50) and three in the Midwest (Nebraska, Minnesota, Ohio) (44,45,52) . All studies were surveys conducted in college or university settings.…”