The arrival of your Janssen vaccine, donated with the US Govt via dose-sharing by using the COVAX Facility, was seen as a method to accelerate the vaccination of senior citizens. Just before joining WHO in 2018, Dr Asma held leadership positions on the U.S, Centers for Disease Manage and Avoidance https://seniorhealth21963.canariblogs.com/rumored-buzz-on-senior-health-49232831