Investigation of Antioxidant Compositions and Antioxidative Activities of Ethanol Extract of Alstonia boonei Stem Bark. NJPR [انترنت]. 30 سبتمبر، 2020 [وثق 5 أبريل، 2026];16(1):71-80. موجود في: https://ojshostng.com/index.php/njpharmaceuticalsciences/article/view/895