Parish Budiono, B.; Adi Presetyo, S.; Riwanto, I.; Sulistyaningsih, S.; Nugroho, E. A. Graptophyllum Pictum Extract in the Treatment of Experimental Hemorrhoids: Effects on Vascular Leakage and Matrix Metalloproteinase-9 Levels. Open Access Maced J Med Sci 2021, 9, 1785-1789.