Abakpa, S.A.V, et al. “Concurrent Hepatozoonosis and Transmissible Venereal Tumour in a 10-Year Old German Shepherd Dog In Abeokuta, Nigeria: Https: doi.org 10.4314 njpar.V42i1.9”. Nigerian Journal of Parasitology, vol. 42, no. 1, Mar. 2021, pp. 63-67, https://njpar.com.ng/index.php/home/article/view/79.