Ugwu Patience, Ugwu Patience, Inyagha Stella Inyagha Stella, Udodeme Helen Udodeme Helen, and Diovu Edith Diovu Edith. “Effect of Heavy Metals on the Features of Medicinal Plants at a Quarrying Site, in Ishi-Agu Ebonyi State Nigeria”. International Journal of Indigenous Herbs and Drugs (April 30, 2018): 5-11. Accessed April 27, 2026. https://www.saapjournals.org/index.php/herbsanddrugs/article/view/69.