Journal of Parasitology and Vector Biology 2141-2510 Academic Journals 10.5897/JPVB2021.0408 Okoro, Chinyere Ihuarulam Ihenetu, Francis Chukwuebuka Dunga, Kingsley Excel Achigbu, Kingsley Ihedioha Ogboi Sonny Johnbull Obasi, Chidera C Okoro, Oluchi I Okoro, Chigozie O * E-mail: ihenetufrancis@gmail.com 2021 13 08 2021 06 02 2021 12 07 2021 13 2 79 86 This is an open-access article distributed under the terms of the Creative Commons Attribution License 4.0, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. This article is available from http://politicalwaffle.uk/journal/JPVB/article-abstract/4A6897967495 The full text article is available as a PDF file from http://politicalwaffle.uk/journal/JPVB/article-full-text-pdf/4A6897967495 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17