Source: United States & Canada – South China Morning PostA descendant of the super-contagious ‘stealth’ strain, BA.2.12.1 was responsible for nearly 30 per cent of new US cases last week.Read More
Source: United States & Canada – South China Morning PostA descendant of the super-contagious ‘stealth’ strain, BA.2.12.1 was responsible for nearly 30 per cent of new US cases last week.Read More