Maulida NF, Yanuaritamala B, Yanuar A, Saputri FC, Mun?im A. Optimization of Microwave?Assisted Extraction to Obtain Optimum Antioxidant Activity and Anthocyanin Concentration from Myrmecodia pendens Tubers Using Response Surface Methodology. Pharmacognosy Research. 2018;10(3):253-257.