Cochrane review of flu vaccine not as definitive as health officer suggests Read more: http://www.vancouversun.com/health/Cochrane+review+vaccine+definitive+health+officer+suggests/7543272/story.html#ixzz2CWfHTOmB Cochrane review of flu vaccine not as definitive as health officer suggests Read more: http://www.vancouversun.com/health/Cochrane+review+vaccine+definitive+health+officer+suggests/7543272/story.html#ixzz2CWfHTOmB