Aloe Vera Peel Extract Administration Increased Antioxidant Enzyme Levels of Serum and Seminal Plasma in Type 2 Diabetic Rats, Christijanti, Wulan, Juniarto Achmad Zulfa, and Suromo Lisyani B. , Pharmacognosy Journal, September 2019, Volume 11, Issue 5, p.962-967, (2019)