“…The studies reviewed were conducted in multiple countries, including the United States, 1,4,11,15,18,35,[45][46][47][48]50,53,54,57,58,65,76,78,81,83,85,87 the United Kingdom, 41,44,51,69,75 Australia, 43,64 New Zealand, 42,68,77,80 British Columbia, 72 Canada, 71 Denmark, 74 Malaysia, 70 Saudi Arabia, 66 Tanzania 73 and the Netherlands 14,52,60 ; however, overall the group of studies was heavily based in the United States.…”