“…The highest number of studies were reported from the Asian continent. The highest number of studies were from India, 3 , 5 , 9 , 10 , 18 , 38 , 51 , 55 , 56 , 59 , 60 , 64 , 65 , 69 , 74 , 75 , 78 , 88 , 97 , 99 followed by the US, 37 , 43 , 49 , 52 , 81 , 82 Iran, 15 , 16 , 48 , 66 , 71 , 89 and Turkey. 36 , 40 , 45 , 61 , 70 , 87 Studies from Malaysia 7 , 95 , 98 reported the highest prevalence estimates among various countries, followed by Iran, 15 , 16 , 48 , 66 , 71 , 89 Sweden, 42 , 102 Australia, 14 , 84 , 85 Brazil, 19 , 50 , 77 , 83 and the US.…”