. 2017 Sep 11;7(3):168–175. doi: 10.1556/1886.2017.00014
© 2017, The Author(s)
This is an open-access article distributed under the terms of the Creative Commons Attribution-NonCommercial 4.0 International License (https://creativecommons.org/licenses/by-nc/4.0/), which permits unrestricted use, distribution, and reproduction in any medium for non-commercial purposes, provided the original author and source are credited, a link to the CC License is provided, and changes – if any – are indicated.
Fig. 1.
Sampling sites in Ouagadougou (Source: BNDT, date: 30. 07. 2016, real: Ali Konaté)