Okoye, Nkeoma Nkasi, Joy Nwokoye, and Chukwuma Okoye. 2022. “Alstonia Boonei De Wild (Apocynaceae) – A Review of Its Ethnomedicinal Uses, Phytochemistry and Pharmacological Activities”. Journal of Current Biomedical Research 1 (4):95-116. https://journals.unizik.edu.ng/jcbr/article/view/879.