1. National Authority of Radiation Protection and Nuclear Safety (ARSN), 03 BP 7044 ouagadougou 03, Burkina Faso
2. Department of Physics, Unit of Training and Research in Pure and Applied Sciences, University of Ouagadougou Burkina Faso, Laboratory of Material and Environment (LAME), 03 BP 7021, Ouagadougou, Burkina Faso
3. University Hospital and Medical Center Yalgado Ouedraogo, Ouagadougou, Burkina Faso