France: 25 cases of Breton coronavirus variant B.1.616 recorded so far, 22 in Brittany, 3 elsewhere

Clade 20C variant that emerged in Brittany.  A cluster of infections with a 20C clade variant (“20C / 655Y variant” or B.1.616), was detected in the Côtes d´Armor, with cases occurring between January and March 2021.  More...