“…The number of EC cases diagnosed in the studies ranged from 47 to 1,310, with a total of 13,811 reported EC cases. Seventeen studies were conducted in China [ 13 , 19 , 20 , 25 - 38 ], six in Uruguay [ 11 , 16 , 39 - 42 ], three in Argentina [ 11 , 16 , 43 ], three in Brazil [ 11 , 16 , 44 ], three in Paraguay [ 11 , 16 , 45 ], three in India [ 46 - 48 ], three in Iran [ 15 , 49 , 50 ], two in British [ 8 , 51 ], one in Australia [ 12 ], one in Sweden [ 7 ], one in Greece [ 6 ], one in Kenya [ 52 ], and one in Japan [ 53 ]. Thirty studies reported results for men and women together, four reported the results for men and women separately, and three reported results for men only and two for women only.…”