Nwankwo, Chika Christiana, and Tope Olime. “Microbial Quality of Herbal Preparations Sold in Some Parts of Nigeria”. GSC Biological and Pharmaceutical Sciences 6, no. 3 (March 30, 2019): 076–084. Accessed July 3, 2024. https://gsconlinepress.com/journals/index.php/gscbps/article/view/gscbps-2019-0031.