TY - JOUR AU - Haghighi Khoshkhoo,, پیام AU - Akbari-Azad,, گیتا AU - Roohi,, مسعود AU - Sami-Yousef,, پدرام TI - Seroprevalence of Mycoplasma gallisepticum infection in commercial layer farms in Alborz and Qazvin provinces JO - journal of veterinary clinical research VL - 1 IS - 3 SP - 181 EP - 187 PY - 2010 DO - ER -