Public health experts sound the alarm as new polio cases emerge скачать в хорошем качестве

Public health experts sound the alarm as new polio cases emerge

Polio had been considered eliminated from the U.S. since 1979, when the last known case of the original strain of the polio virus was detected, while the global vaccination campaign has decreased cases by 99.9 percent. But the virus now seems to be gaining a foothold again in some countries. Dr. Yvonne Maldonado of the Stanford School of Medicine joins William Brangham to discuss. Stream your PBS favorites with the PBS app: https://to.pbs.org/2Jb8twG Find more from PBS NewsHour at https://www.pbs.org/newshour Subscribe to our YouTube channel: https://bit.ly/2HfsCD6 Follow us: TikTok:   / pbsnews   Twitter:   / newshour   Instagram:   / newshour   Facebook: http://www.pbs.org/newshour Subscribe: PBS NewsHour podcasts: https://www.pbs.org/newshour/podcasts Newsletters: https://www.pbs.org/newshour/subscribe