CDC - The United States has been polio-free for 30 years, but polio is still a threat in certain countries. One infected traveler could spread the disease to unvaccinated children. Parents, vaccines
![Stream episode Episode 249: CDC guidelines for school, monkeypox, polio, and more by Dental Assistant Nation podcast | Listen online for free on SoundCloud Stream episode Episode 249: CDC guidelines for school, monkeypox, polio, and more by Dental Assistant Nation podcast | Listen online for free on SoundCloud](https://i1.sndcdn.com/artworks-wsVnYAYPEmvyKrwi-KNycSw-t500x500.jpg)
Stream episode Episode 249: CDC guidelines for school, monkeypox, polio, and more by Dental Assistant Nation podcast | Listen online for free on SoundCloud
CDC Global - “While we have outbreaks of circulating vaccine-derived poliovirus Type 2, (cVDPV2) at higher levels than we anticipated, the numbers are still quite low compared to the amount of paralysis
![U.S. CDC Supports the National Public Health Institute of Liberia to Improve Polio and Disease Surveillance - U.S. Embassy in Liberia U.S. CDC Supports the National Public Health Institute of Liberia to Improve Polio and Disease Surveillance - U.S. Embassy in Liberia](https://lr.usembassy.gov/wp-content/uploads/sites/53/CDC-Support-for-Polio-Vaccination-1.jpg)