SciShow

SciShow

The Women Who Killed Whooping Cough (2015x53)


Exibido em:: Abr 16, 2015

Whooping cough used to infect hundreds of thousands of people in the U.S. and kill thousands of children every year. Join us as we learn about the women who developed the vaccine that has since saved thousands of lives.

  • Estreou: Jan 2012
  • Episódios: 3678
  • Seguidores: 2
  • Em exibição
  • YouTube
  • Daily