1. Department of Internal Medicine, The University of Texas Medical School/ Memorial Hermann Cancer Center, Houston, Texas, USA,1
2. Cancer Treatment Center, Greenville, South Carolina, USA,2
3. MethylGene, Inc., Montreal, Quebec, Canada,6
4. Juravinski Cancer Center, Hamilton, Ontario, Canada,3
5. Mary Crowley Research Center, Dallas, Texas, USA,4
6. Hôpital Notre Dame du CHUM, Montreal, Quebec, Canada,5
7. Tufts Medical Center Cancer Center, Houston, Texas, USA7