Thapamakulsad, D., P. Kagnarong, N. Hiransakolwong, and T. Phithakmongkol. “The Accuracy of Pathological Evaluation for Tumor Necrosis in Post-chemotherapeutic Osteosarcoma by Using the Computer-designed Models”. Vajira Medical Journal : Journal of Urban Medicine, vol. 50, no. 1, Sept. 2011, pp. 27-32, https://he02.tci-thaijo.org/index.php/VMED/article/view/269.