Reflections on The Global Influenza Surveillance and Response System (GISRS) at 65 Years: An Expanding Framework for Influenza Detection, Prevention and Control

Reflections on The Global Influenza Surveillance and Response System (GISRS) at 65 Years: An Expanding Framework for Influenza Detection, Prevention and ControlThe history of influenza as a global health concern goes back centuries if not millennia.That history is mainly related to pandemics recognized long before the causative viruses had been identified. 1 Their spread respected no borders, making them a global concern. 2 The history of seasonal influenza is much shorter and less clear-cut, again starting well before the viruses were identified.3 The disease was recognized