Investigation of Antioxidant Compositions and Antioxidative Activities of Ethanol Extract of Alstonia boonei Stem Bark. NJPR [Internet]. 30. rujan 2020. [citirano 08. srpanj 2026.];16(1):71-80. Dostupno na: https://www.ojshostng.com/index.php/njpharmaceuticalsciences/article/view/895