Diyaolu OA, Attah AF, Oluwabusola E, Moody JO. Perception of the Impact of Crude Oil Exploration and Exploitation on Vernonia Amygdalina Used by Populations Residing in Abraka and Kokori, Delta State, Nigeria: http://www.doi.org/10.26538/tjnpr/v6i9.5. TJNPR [Internet]. 2022 Sep. 1 [cited 2024 May 2];6(9):1378-84. Available from: https://tjnpr.org/index.php/home/article/view/1253