Effects of ribavirin on the replication and genetic stability of porcine reproductive and respiratory syndrome virus

¹ College of Veterinary Medicine, Chonbuk National University Jeonju, Korea, 664-14 Deokjin-Dong 1 Ga, Jeonju, Jeonbuk 561-756, Republic of Korea

² Department of Veterinary Diagnostic and Production Animal Medicine, College of Veterinary Medicine, Iowa State University, Ames, IA, USA

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