School of Computer Science and Engineering, Pusan National University, Busan, South Korea.|Hull College of Business, Georgia Regents University, Augusta, GA, USA.|School of Computer Science and Engineering, Pusan National University, Busan, South Korea.|Department of Molecular Pharmacology and Experimental Therapeutics, Center for Individualized Medicine, Mayo Clinic, Rochester, MN, USA.|Cancer Center and Department of Biostatistics and Epidemiology, Medical College of Georgia, Georgia Regents University, Augusta, GA, USA.