Yingsakmongkol, N., V. Bhudhisawasdi, and T. Uttravichie. “Palpable tender lumps Over the right illiac fossa”. Srinagarind Medical Journal, vol. 4, no. 4, Nov. 2013, pp. 275-82, https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/13549.