(CIDRAP News) A run of stability in the makeup of seasonal influenza vaccines continued as the World Health Organization (WHO) recently recommended using the same three flu strains in next year's Southern Hemisphere vaccine as are in the current Northern Hemisphere vaccine and were used last year in southern countries.
The World Health Organization (WHO) listed a global total of 2,500 confirmed cases of swine influenza H1N1 in 25 countries today. That total included 1,204 cases in Mexico, 896 cases in the United States (yesterday's number), 214 in Canada, 88 in Spain, and 34 in the United Kingdom. The death toll remains at 44, including 42 in Mexico and 2 in the United States. [WHO update 22]