“…Moreover, to a lesser extent in Bangladesh [37], Bhutan [41], Cambodia [29], China [38], Colombia [32], the United States [40], Malaysia [43], Mexico [45], and Russia [42]. On closer examination, the Asian continent is where the most research has been carried out [23][24][25]27,29,31,33,34,[36][37][38]41,43,44,46] (57.7%), followed by Europe [26,28,30,35,39,42,47,48] (30.8%), and the Americas [32,40,45] Regarding the countries (Figure 3) in which this research has been carried out, th highest concentration is in Spain [28,35,47], Indonesia [27,33,44], and Iran [23,31,46]; fol lowed by Jordan [24,34], Taiwan…”