A Jump in Doctor Visits and Deaths in Flu Season
April 17th, 2008 at 9:03 pm (Brisbane (Australia), Influenza, Medicine and Health, United States, Vaccination and Immunization)
This year, the particular strain of influenza that predominated caught vaccine makers off guard, making flu shots less effective.
Zrodlo (oryginalny wpis) na http://www.nytimes.com/2008/04/18/health/research/18flu.html?ex=1366257600&en=f38d5041af27e134&ei=5088&partner=rssnyt&emc=rss,By DENISE GRADY