1. Global prevalence of norovirus in cases of gastroenteritis: a Systematic review and Meta-analysis;Ahmed;Lancet Infect. Dis.,2014
2. EpiCentro. Available online: https://www.epicentro.iss.it/norovirus/(accessed on 19 August 2022).
3. Centers for Disease Control and Prevention. Available online: https://www.cdc.gov/norovirus/trends-outbreaks/worldwide.html (accessed on 26 August 2022).
4. WHO Estimates of the Global Burden of Foodborne Diseases: foodborne disease burden epidemiology reference group 2007-2015;PLOS Collect,2015
5. Updated Classification of norovirus genogroups and genotypes;Chhabra;J. Gen. Virol.,2019