@choice.npr.org 3 years ago Do I really need another booster? The answer depends on age, risk and timing
@theconversation.com 3 years ago New Johnson & Johnson data shows second shot boosts antibodies and protection against COVID-19 – but one dose is still strong against delta variant
@theguardian.com 3 years ago Breakthrough infections and booster shots: what you need to know
@realclearpolitics.com 4 years ago Biden Shows Americans What Misinformation Looks Like