Comparing the symptoms of Covid Omicron, all 5 mutants are the same or different. which one is the worst
Next is another species. Omicron strain BA.2.2 This one, discovered in March 2022 in Hong Kong, was caused by a mutation of the original omikron that was severely prevalent in Hong Kong until it developed into a new species. It is a breed that many people worry about. because the death toll in Hong Kong … Read more