Prevalence of Echinococcus spp. Infection Using Coproantigen ELISA among Canids of Moghan Plain, Iran - Zare-Bidaki, M; Mobedi, I; Naddaf , SR; Kia , EB; Mahmoudi , M; Piazak, N; Nekouie , H; Sadeghieh Ahari , S; Habibzadeh , Sh; Siavashi , M (Iranian Journal of Public Health)