1. Holmes EC (2009) The evolution and emergence of RNA viruses. Oxford: Oxford University Press. 254 p.
2. Peters CJ (2007) Emerging viral diseases. In: Knipe DM, Howley PM, Griffin DE, Lamb RA, Martin MA et al.., editors. Fields Virology. 5th ed. Philadelphia, PA: Lippincott Williams & Wilkins. pp. 605–625.
3. World Health Organization (2012) Vaccine-preventable diseases. Available: http://www.who.int/immunization_monitoring/diseases/en/. Accessed 20 September 2012.
4. Economic costs of rotavirus gastroenteritis and cost-effectiveness of vaccination in developing countries;RD Rheingans;J Infect Dis,2009
5. A large variation in the rates of synonymous substitution for RNA viruses and its relationship to a diversity of viral infection and transmission modes;K Hanada;Mol Bio Evol,2004