Seroprevalence and genotyping of avian infectious bronchitis virus detected from Iranian unvaccinated backyard chickens - Shokri, Shima; Karimi, Vahid; Ghalyanchi Langeroudi, Arash; Vasfi Marandi, Mehdi; Hashemzadeh, Masoud; Zabihipetroudi, Taha; Najafi, Hamideh; Tehrani, Farshad (Iranian Journal of Microbiology, 2018)