Authors | Effective/sampling time | Frequency/year |
Naseer, Pakistan, 2010 [15] | 30/2 year | 15 case/an P = 0.772363 |
Agaoglu, Turquie, 2005 [16] | 32/11 year | 2.9 case/an P = 0.256712 |
Connolly, Irlande, 2002 [17] | 16/8 year | 2 case/an P = 0.296638 |
A. G. Diarra, Mali, 2009 [14] | 138/10 year | 13.8 case/an P = 0.883450 |
Nuhu, 2010, Nigeria [5] | 48/5 year | 9.6 case/an P = 0.690339 |
Diallo, Mali, 2009 [9] | 71/6 year | 11.8 case/an P = 0.772631 |
Our study, Mali, 2017 | 54/4 year | 13.5 case/an |