WHO : Swine flu deaths up 338 in this year to 338 in total worldwide . WHO : Virus spreads in 6 months as far as most viruses spread in 6 months . U.S. plans to vaccinate nearly 160 M Americans ahead of winter `` flu season '' GlaxoSmithKline has signed deals to provide 338 doses of vaccine recent days .
WHO : Swine flu deaths up 338 in recent days to 1,154 in total worldwide . WHO : Virus spreads in 6 weeks as far as most viruses spread in 6 months . U.S. plans to vaccinate nearly 160M Americans ahead of winter `` flu season '' GlaxoSmithKline has signed deals to provide 291 million doses of vaccine this year .