Vaccination prevented more than 150 million deaths in the last half century, but decades of progress are now in danger. Authorities need to understand the choice they face: protecting millions of lives at no great cost or having to accept lasting humanitarian consequences.
Vaccination prevented more than 150 million deaths in the last half century, but decades of progress are now in danger. Authorities need to understand the choice they face: protecting millions of lives at no great cost or having to accept lasting humanitarian consequences.