Get our introductory offer at only
*$0.99/month for first 3 months
$29.90/month for the next 9 months
IT is a high-stakes gamble with thousands of human lives on the line. Yet twice a year, every year, the UN's World Health Organization (WHO) bets on the flu - which virus types are likely to dominate in the coming season? On this basis, a vaccine is prepared months in advance....