This trial is the one I'm most excited about.

Here are some published results:

http://www.ncbi.nlm.nih.gov/pubmed/16713677

http://www.ncbi.nlm.nih.gov/pubmed/18813110

http://www.ncbi.nlm.nih.gov/pubmed/16713677

http://www.ncbi.nlm.nih.gov/pubmed/15129154