Analysis on immunization policy and key elements from countries with high influenza vaccine converage

Vaccination is the best intervention to prevent influenza and its complications. Effective influenza immunization strategy facilitates influenza vaccine coverage to protect the population and reduce disease burden. This paper analyzes related influenza policies from six countries with high vaccination rates and summarizes five common key elements of them. Additionally, we propose the proper immunization strategy of influenza vaccine in China. Key words: Influenza, human; Influenza vaccines; Vaccination; Immunization policy