Documents Infectious Bronchitis R134A_00_1 First reported by Schalk & Hawn in 1931 in North Dakota (USA) in...

Slide 1Infectious Bronchitis R134A_00_1 First reported by Schalk & Hawn in 1931 in North Dakota (USA) in young chicks showing respiratory signs Distribution: Worldwide…

Documents به نام خدا

به نام خدا به نام خدا influenza دكتر محمد امامي فوق تخصص ريه و مراقبتهاي ويژه عضو هيات علمي دانشگاه…