Table 1.

Distribution of the studies included in the review.

Country	Region	Number of Publications	Percentage
Morocco [13,16,18,23,26,37,38,41]	North Africa	8	19.5
South Africa [15,22,27,35,47,48,49]	Southern Africa	7	17.1
Nigeria [14,28,32,34,50]	West Africa	5	12.2
Senegal [17,19,25,44]	West Africa	4	9.8
Uganda [8,29,30,51]	East Africa	4	9.8
Ethiopia [12,20,39]	East Africa	3	7.3
Cameroon [31,45]	Central Africa	2	4.9
Tanzania [24,36]	East Africa	2	4.9
Egypt [21]	North Africa	1	2.4
Ghana [33]	West Africa	1	2.4
Madagascar [46]	East Africa	1	2.4
Mozambique/Somalia [43]	East Africa	1	2.4
Somalia [42]	East Africa	1	2.4
Sudan [40]	North Africa	1	2.4