almost a decade before Jonas Salk developed the first poliovaccine. Polio is a disease caused by the poliovirus. The ancient virus has three types: types 1, 2, and 3. Wild poliovirus types 2 ...
Democrats harshly criticized President Donald Trump for a news conference Thursday in which he said that his predecessors and diversity were to blame for Wednesday night’s fatal collision of an Army ...
President JoeBiden reversed Trump’s decision on his ... including the effort to eradicate polio, maternal and child health programs, and research to identify new viral threats.