“Studies on Antioxidant and Hepatoprotective Activities of Extracts and Active Fraction of Pachypodanthium staudtii (Annonaceae) Stem Bark: Activities of Fraction of Pachypodanthium staudtii” (2024) Biological Sciences - PJSIR, 67(1), pp. 30–41. doi:10.52763/PJSIR.BIOL.SCI.67.1.2024.30.41.