James, Vanessa, and Hiral Panchal. “Evaluation of Heavy Metals and Microbial Contamination of Selected Herbal Churna Marketed Formulations”. International Journal of Ayurvedic Medicine 13, no. 2 (July 8, 2022): 527–531. Accessed July 3, 2024. https://ijam.co.in/index.php/ijam/article/view/2626.