Polio Weekly Bulletin (33) - 17 August 2019
Polio Highlight
25 years of the Certification of Polio Elimination in the Americas: An achievement that encouraged the hope of living in a world free of Polio |
Polio Highlight
25 years of the Certification of Polio Elimination in the Americas: An achievement that encouraged the hope of living in a world free of Polio |