“…and hookworm co-infection in Africa (34/37, 91.9%) 8 – 13 , 20 , 24 – 50 while the remaining studies were from Asia (1 Thai-Burmese border, 1 Indonesia) 51 , 52 or South America (Brazil) 53 . Most of the included studies conducted in Africa were in Nigeria (8/34, 23.5%) 11 , 24 , 28 , 32 , 33 , 45 , 46 , 50 , followed by Ethiopia (6/34, 17.6%) 8 , 9 , 12 , 13 , 31 , 42 , Tanzania (4/34, 11.8%) 38 – 40 , 49 , Uganda (4/34, 11.8%) 34 , 36 , 44 , 47 , Coˆted’Ivoire (3/34, 8.8%) 10 , 41 , 48 , Ghana (3/34, 8.8%) 26 , 27 , 35 , Kenya (2/34, 5.88%) 30 , 37 , Gabon (2/34, 5.88%) 20 , 25 and Cameroon. One study covered three countries, including Kenya, Ethiopia and Uganda 29 .…”