B barbara Pioneer Founding member May 15, 2009 #1 http://www.sciencecentric.com/news/article.php?q=09051522-a-relationship-between-cancer-stem-cells-prognosis-primary-breast-cancer
http://www.sciencecentric.com/news/article.php?q=09051522-a-relationship-between-cancer-stem-cells-prognosis-primary-breast-cancer