Tuesday 2 February 2021

Si la vacunación contra la COVID-19 no avanza en los países pobres, frenar las variantes será más difícil en el mundo


By BY LYNSEY CHUTEL AND MARC SANTORA from NYT en Español https://ift.tt/3tmR4aH
Posted by at
Labels:

No comments:

Post a Comment

Note: only a member of this blog may post a comment.

Subscribe to: Post Comments (Atom)