Vejakama, P., P. Thongrong, C. Larvongkerd, T. Juntharaj, S. Muanchart, N. Singkum, and A. Boonsong. “Combination of Curcuma Longa and Omeprazole in the Treatment of Peptic-Ulcer Disease and H. Pylori Eradication in Comparison to the Triple Therapy: A Controlled Clinical Trial”. Srinagarind Medical Journal, vol. 23, no. 1, Nov. 2013, pp. 100-6, https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/13058.