**Author details**

Edgar Manuel Cambaza1 \*, Edson Mongo1 , Elda Anapakala<sup>2</sup> , Robina Nhambire1 , Jacinto Singo1 and Edsone Machava1

1 Department of Biological Sciences, Faculty of Sciences, Eduardo Mondlane University, Maputo, Mozambique

2 National Health Institute, Maputo, Mozambique

\*Address all correspondence to: accademus@protonmail.com

© 2020 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
