Tripathi, Pratibha, et al. “Pharmacognostical and Phytochemical Characterization With Anti-Ulcer Assessment of Andrographis Echioides (Acanthaceae)”. International Journal of Pharmacological Research, vol. 16, no. 1, June 2026, p. e5914, https://ssjournals.co.in/index.php/ijpr/article/view/5914.