SERLAHWATY, DIANA, SETYORINI SUGIASTUTI, & RIZKA CHANDRA NINGRUM.
" Antioxidant Activity of Water and Ethanol Extract of Green Betle Leaf (Piper betle L.) and Red Betle Leaf (Piper cf. fragile Benth.) using DPPH Free Radical Inhibiton Method." <em>JURNAL ILMU KEFARMASIAN INDONESIA</em> [Online], 9.2 (2011): 143-146. Web. 24 Nov. 2024