The drugmaker will instead focus pandemic research on treatments, with initial efficacy data on an experimental oral antiviral expected by the end of March.
The woman, who returned to New Zealand on Dec. 30, tested positive for the South African strain of the virus after leaving a two-week mandatory quarantine.
The president, who said his symptoms are mild, has been widely criticized for his handling of the pandemic in Mexico, and for not setting a better example.
The Tokyo Games were postponed 10 months ago at the outbreak of the coronavirus pandemic, and now the event appears threatened again.
Input your search keywords and press Enter.
We use cookies to ensure that we give you the best experience on our website. If you continue to use this site we will assume that you are happy with it.That's fine