Chadha, Hina. “Application of Response Surface Methodology for Combination of Herbal Extracts Against Antioxidant and Antipsoriatic Activity”. Asian Journal of Pharmaceutics (AJP) 14, no. 2 (June 9, 2020). Accessed April 28, 2024. http://www.asiapharmaceutics.info/index.php/ajp/article/view/3610.