“…Of the total of 55 studies included in the review, the majority n = 35 were from North America (United States and Canada) 25–30,34,35,37,39–42,44–47,49,51,52,54–57,59,62,65,66,69–75 ; 14 were from countries in Europe including the United Kingdom, the Netherlands, Germany, Sweden and Italy 31–33,38,48,53,60,61,63,64,68,76–78 ; and 6 were from Australia 36,43,50,58,67,79 . All articles were published between 1992 and 2020.…”