“…The United States [ 35 , 38 – 43 , 46 , 47 , 49 , 50 , 52 , 53 , 55 , 58 , 61 – 63 , 67 , 69 , 73 , 80 , 83 , 85 , 87 , 89 , 94 , 101 ] stood out for representing 28 (41.18%) of the studies, followed by Sweden [ 54 , 60 , 65 , 71 , 78 , 79 , 84 , 88 ] with 8 (11.76%) and Canada [ 37 , 64 , 72 , 93 , 95 , 100 ] which was identified in 6 (8.82%) of the studies, Netherlands [ 66 , 70 , 98 , 99 ] with 4 publications (5.88%), Brazil [ 74 , 91 , 96 ] and Norway [ 77 , 81 , 90 ] with 4.41% each. Moreover, data from France [ 45 , 75 ], Germany [ 57 , 97 ], and New Zealand [ 56 , 86 ] were mapped at 2.94% each. The countries with the fewest publications, corresponding to 1 document in each country, were Italy [ 76 ], Spain [ 44 ], Mexico [ 48 ], Portugal [ 82 ], Scotland [ 51 ], Australia [ 68 ], Finland [ 91 ], South Korea [ 55 ], Hong Kong [ 92 ], China [ …”