The W.H.O. skips forward two Greek letters, avoiding a Xi variant.
By BY STEVEN LEE MYERS
World
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Under the World Health Organization’s system, the Omicron variant might have been called Nu or Xi, but only at the risk of ambiguity or diplomatic awkwardness.
New York Times
Coronavirus (2019-nCoV)
November 28, 2021 at 01:36AM