Molecular Characteristics and Pathogenicity of Porcine Reproductive and Respiratory Syndrome Virus (PRRSV) 1 in Taiwan during 2019–2020 oleh Fu-Chun Hsueh, Kun-Lin Kuo, Feng-Yang Hsu, Sheng-Yuan Wang, Hsien-Jen Chiu, Meng-Tien Wu, Chuen-Fu Lin, Yu-Han Huang, Ming-Tang Chiou, Chao-Nan Lin