1. De Benedictis P, Schultz-Cherry S, Burnham A, et al. 2011. Infect GenetEvol. 11, 1529–1544.
2. Gabbay YB, Leite JP, Oliveira DS, et al. 2007. Virus Res, 129: 166–174.
3. Guo L, Song J, Xu X, et al. 2009. J ClinVirol, 44: 94–98.
4. Jiang H, Holtz LR, Bauer I, et al. 2013. Virology. 436: 8–14.
5. Jin Y, Cheng WX, Yang XM, et al. 2009. J ClinVirol, 44: 238–241.