Better to have boomed and busted than never to have boomed at all! @M_C_Klein compares Greece and Portugal’s experi… https://t.co/dDzL9AUcrk
How vaccines crushed polio in the US in the mid 1950s and measles in Nigeria after 2005. economist.com/graphic-detail… https://t.co/f3AsZRcEVV
February 26, 2021
How vaccines crushed polio in the US in the mid 1950s and measles in Nigeria after 2005. economist.com/graphic-detail… https://t.co/f3AsZRcEVV