Jiang, C., X. Zhang, J. Han, H. He, C. Zhang, H. Zhang, J. Jin, L. Wang, B. Ge, Y. Wang, and Y. Liu. “Molecular Characterization and Phylogenetic Analysis of Porcine Epidemic Diarrhea Virus Isolates in Eastern China”. The Journal of Infection in Developing Countries, Vol. 12, no. 12, Dec. 2018, pp. 1124-33, doi:10.3855/jidc.9898.