Esophageal cancer clinical trial to see if 50000 IU vitamin D weekly well help
http://www.physorg.com/news/2010-10-clinical-trial-explores-role-vitamin.html?utmsource=twitterfeed&utm;medium=statusnet
And
http://www.cleveland.com/healthfit/index.ssf/2010/10/uhstudiesvitamindaswayto.html
Was unable to quickly find this trial listed in Clinical Trials database