Coronavirus vaccine development: from SARS and MERS to COVID-19
SARS-CoV-2 is a new type of coronavirus that causes the Coronavirus Disease 2019 (COVID-19). It has been the most challenging pandemic in this century. An effective vaccine is urgently needed to control this pandemic. Key takeaways from previous vaccination studies of SARS and MERS-CoVs. Finally, based on these prior vaccination experiences, we discuss recent progress and potential challenges of COVID-19 vaccine development.