2023
June
Public Domain by CDC/Dr. Karp, Emory University
| Thanks to vaccinations, cases of polio were reduced by some 99 percent, with the illness now mainly occurring only in Afghanistan and Pakistan. More cases are now vaccine-derived than wild cases. A new safer form of the vaccine has now been produced and in first tests looks very promising. related: #polio #vaccination |
See also on Mastodon @neat_news.