National Associations                              Alternative Health                           Health

  The American Cancer Society. 2007. <http://www.cancer.org/docroot/home/index.asp>.

   The American Heart Association. 2007. <http://www.americanheart.org/presenter.jhtml?identifier=1200000>.

   The American Lung Association. 2007. <http://www.lungusa.org/>.

   The American Red Cross. 2007. <http://www.redcross.org/>.