http://articles.mercola.com/sites/articles/archive/2005/09/06/test-your-vitamin-d-knowledge.aspxVitamin D is the most common nutritional deficiency in the United States, and most physicians are clueless about its importance. If you can answer the majority of these questions correctly you are doing better than the majority of physicians. Please rememberenCommunityServer 2008.5 SP1 (Build: 31106.3070)http://articles.mercola.com/sites/articles/archive/2005/09/06/test-your-vitamin-d-knowledge.aspx#33790Thu, 04 Dec 2008 17:01:30 GMT24451277-a5aa-4add-96dc-64081bfd86fa:33790jutta<p>what are the symptoms of vitamin D toxicity ?</p> <img src="http://articles.mercola.com/aggbug.aspx?PostID=33790" width="1" height="1">