Characterization of four types of MLV-derived porcine reproductive and respiratory syndrome viruses isolated in unvaccinated pigs from 2016 to 2020

Publication date: Available online 22 December 2020Source: Research in Veterinary ScienceAuthor(s): Nanhua Chen, Xinshuai Li, Yanzhao Xiao, Shubin Li, Jianzhong Zhu
Source: Research in Veterinary Science - Category: Veterinary Research Source Type: research