The UK variant B117 was first noticed in early December. It became major news by mid-December and several countries shut down travel links by the 20th.
By that date, it was already in at least 33 countries (now in 81). We desperately need more sequencing and better monitoring.
By that date, it was already in at least 33 countries (now in 81). We desperately need more sequencing and better monitoring.
