“…57,58,70,71 The 66 included studies were published between 1964 and 2018, and 37 (56.1%) of them were published in the last decade (2008e2018) 1e3, 13,15,16,19e21,27,28, 30,32,33,35,39,40,43,46,51,54,62,65,69e71,73e75,78,82,83,85,89,91,96,98,104,110,111,124 ( Table 1). Most of the studies were conducted in the United States, 7,11,12,26,35,44,47,55e58,61,65,66,70e72,78,84,91,93,95,121 1 in Canada, 8 11 in Europe (i.e., United Kingdom, 50,108,119 Germany, 6 the Netherlands, 13,27,51,83,89 and Greece 69,82 ), 28 in Asian countries (i.e., Iran, 54 Turkey, 1,15,16,30,104,110,111,123,124 India, 20,21,28,39,40,43,46,62,74,75,90,96 Jordan, 2 Pakistan, 85 Japan, 97 Taiwan, 19 and Thailand 3,98 ), a...…”