Synergistic Effect of Saccharin and Caffeine on Antiproliferative Activity in Human Ovarian Carcinoma Ovcar-3 Cells oleh Sun Ju Lee, Sang-Yong Park, Subin Bak, Min-Woo Lee, Dae Jin Lim, Hyeong-Dong Kim, Dong-Gil Kim, Suhng Wook Kim