Aryani, T. and Mu’awanah, I. 2019. Antioxidant activity and Vitamin C levels of Fruit Flesh and Dragon (Hylocereus costaricensis) Fruit Syrup. Biomedika. 12, 2 (Sep. 2019), 149-157. DOI:https://doi.org/https://doi.org/10.31001/biomedika.v12i2.592.