TORONTO – While there are signs that the wave of the Covid-19 strain Omicron has peaked in some parts of the world, including Canada, scientists’ attention is now focused on the sub-variant of Omicron BA.2 that is spreading rapidly to at least 47 countries. Infections due to this SUB-variant BA.2, designated “variant under investigation” by the U.K. Health Security Agency (UKHSA), are increasing not only in Canada but also in India, the United Kingdom, France, Denmark, Sweden, Australia and Singapore. 

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