1/10
HISTORY OF VACCINES tweetorial

I ❤️ #Vaccines & I’ve been listening to the AMAZING @tpwky episodes about them!

It’s inspired me to do a tweetorial on vaccine history, so buckle up, let's take a quick (and gross) ride through the past...#FOAMed #FOAMped #VaccinesWork

— Alasdair Munro (@apsmunro) May 21, 2019