Links:
[1] http://www.edutopia.org/sara-ring
[2] http://www.washingtonpost.com/wp-dyn/content/article/2009/08/07/AR2009080700579.html
[3] http://www.flu.gov/plan/school/schoolguidance.html
[4] http://www.nytimes.com/2009/08/08/health/08flu.html?ref=education
[5] http://www.cbsnews.com/stories/2009/08/07/ap/health/main5223152.shtml
[6] http://www.edutopia.org/health-child-vaccinations