Karimou. S2, Karimousani2007@yahoo.fr
Djibril. B1,3  djibril.barry@bfeltp.com
Yoda. H  yodmano@yahoo.fr
Pauline. Y 1,3   yanogo.pauline@yahoo.fr
N. Meda1,3  
1. Burkina Field Epidemiology and Laboratory Training Program, University Joseph KI ZERBO, Ouagadougou, Burkina Faso
2. Ministry of Health, Niger
3. Faculty of Medicine, University Joseph KI ZERBO, Ouagadougou, Burkina Faso
