Charles Akhadelor Unuigbe, Chinem Fumi Unula, Anthony Aiwonegbe, Jeremiah Ogboma Uadia, Isaac Akhigbe, Emesiri Asakitikpi, and Osahon Kennedy Ogbeide. “Bioactive Chemical Constituents, Acute Toxicity and 1,1-Diphenyl-2-Picrylhydrazyl Radical Scavenging Activity of Polyalthia Longifolia Root”. GSC Biological and Pharmaceutical Sciences 14, no. 1 (January 30, 2021): 018–026. Accessed November 29, 2024. https://gsconlinepress.com/journals/index.php/gscbps/article/view/gscbps-2020-0407.