Alfa, Beta, Gamma, Delta: nowe nazwy mutacji koronawirusa
Today WHO has announced a new naming system for key #COVID19 variants. The labels are based on the Greek alphabet (i.e. Alpha, Beta, Gamma, etc), making them simple, easy to say and remember.
— World Health Organization (WHO) (@WHO) May 31, 2021
https://t.co/aYCZfspZyb pic.twitter.com/Gxt14fwVqF

