Johnson EC, Etim EI, Udobre AS, Imeuka TI. Qualitative and Quantitative Evaluation of Phytochemical Constituents of Ageratum conyzoides L. (Asteraceae). NIJOPHASR [Internet]. 2020 Aug. 16 [cited 2024 Nov. 25];7(3):54-8. Available from: https://nijophasr.net/index.php/nijophasr/article/view/254