Analyzing of Urine 3-Hidroxy Propil Mercapturic Acid on Cyclophosphamide Induced Rat to Determine Ameliorating Effect of Leucaena leucocephala (Lam.) de Wit Seed Extract, Wardatun, Sri, Harahap Yahdiana, Sutandyo Noorwati, and Mun'im Abdul , Pharmacognosy Journal, December 2021, Volume 13, Issue 6s, p.1549-1556, (2021)