WHO pledges full support as Tanzania launches vaccination against polio - cgtn.com

5/19/2022 12:00:00 AM3 years 9 months ago

As Tanzania launched its second round of vaccination against polio Wednesday, the World Health Organization

As Tanzania launched its second round of vaccination against polio Wednesday, the World Health Organization (WHO) pledged to provide technical support and coordination for the vaccination campaigns. … [+1280 chars]

full article...