Last month, Washington Post and other news sources reported the death of an 8-year-old boy in Laos due to the polio-virus coming from the polio
Tag: polio in Asia
Laos: Boy Killed by Polio Vaccine, Disease Resurfaces with Vaccine-Derived Virus
The small Asian country of Laos has been polio-free, at least officially, until now when the polio vaccine has brought the disease back to the