World Health Organization2020-11-232020-11-232020-11-239789240010154 (electronic version)9789240010161 (print version)https://iris.who.int/handle/10665/336951iv, 24 p.enCC BY-NC-SA 3.0 IGOhttps://creativecommons.org/licenses/by-nc-sa/3.0/igoInfluenza VaccinesInfluenza, HumanSeasonsSeasonal influenza vaccines: an overview for decision-makersPublicationsWorld Health Organization