US stops sharing flu data with WHO amidst one of its worst flu seasons

The US withdrawal from the World Health Organization formally takes one year, but the country has already stopped sharing influenza surveillance with the international body, which could impact the efficacy of the next flu vaccine  New Scientist – Health

​The US withdrawal from the World Health Organization formally takes one year, but the country has already stopped sharing influenza surveillance with the international body, which could impact the efficacy of the next flu vaccine