Flu Vaccine: Who’s At Greatest Risk, When to Get It – Mayo Clinic Channel: Mayo Clinic1K views • 17/04/2014Related VideosMayo Clinic Minute: Flu Shot FactsMayo Clinic Minute: Importance of flu vaccineMayo Clinic Q&A podcast: How flu vaccines can help in COVID-19 fightInfectious Diseases A-Z: Flu vaccine reduces a child's risk of death