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Review of Infectious Bronchitis Virus Around the World

Important Findings The purpose of this review is to give an update on the strains of infectious bronchitis virus (IBV) currently circulating in commercial chickens worldwide and hopefully to present a clear picture of the relationship between many of these viruses. The information on IBV types presented herein is from published manuscripts, submissions to GenBank, our own unpublished data, and personal communications with scientists and diagnosticians working with IBV worldwide.