1. Hepatitis E virus (HEV): molecular cloning and sequencing of the full-length viral genome;Tam;Virology,1991
2. Genetic heterogeneity of hepatitis E virus;Schlauder;J Med Virol,2001
3. Genetic variability and evolution of hepatitis E virus;Okamoto;Virus Res,2007
4. Hepatitis E: an emerging awareness of an old disease;Purcell;J Hepatol,2008
5. Emerson SU, Anderson D, Arankalle A, Meng X-J, Purdy M, Schlauder GG, et al. Genus Hepevirus. In: Fauquet C, International Committee on Taxonomy of Viruses, editors. Virus taxonomy: classification and nomenclature of viruses. Proceedings of the 8th report of the International Committee on Taxonomy of Viruses. San Diego, CA: Elsevier/Academic Press; 2004. p. 853–7.