2020. ENHANCEMENT OF ANTI-HEPATITIS C VIRUS ACTIVITY BY THE COMBINATION OF CHALEPIN FROM RUTA ANGUSTIFOLIA AND CURRENT ANTIVIRAL DRUGS: Tutik Sri Wahyuni1,2, Adita Ayu Permanasari2; Aty Widyawaruyanti1, Achmad Fuad Hafid1,2 , Hiroyuki Fuchino3, Nobuo Kawahara3 and Hak Hotta4. The Southeast Asian Journal of Tropical Medicine and Public Health. 51, 1 (May 2020), 18–25.