“Variation in the size of eggs and the numbers and distribution of testes in the tapeworm, Echinococcus granulosus: A. M. Al-Amery , S . S. Mhassen , A.H. Atia”, Iraqi J. Vet. Med., vol. 33, no. 1, pp. 98–103, Jun. 2009, doi: 10.30539/iraqijvm.v33i1.721.