via CCSVI in Multiple Sclerosis - "It is thanks to the hard work and advocacy of Dr. Ashton Embry, Direct MS, and the research their group compiled, that we now understand the importance of vitamin D in MS prevention and treatment. Now 13 years since he began this discovery process, here is Dr. Embry's update on vitamin D--" http://www.facebook.com/permalink.php?story_fbid=417746474952202&id=110796282297