Two Case Reports of Resensitization to Previous Chemotherapy with the Novel Hypoxia-Activated Hypomethylating Anticancer Agent RRx-001 in Metastatic Colorectal Cancer Patients Case Reports in Oncology Reid, T., Dad, S., Korn, R., Oronsky, G., Knox, S. J., Scicinski, J. 2014; 7 (1): 79-85