Shi, Qiang, Mei-dong Xu, Tao Chen, Yun-shi Zhong, Ping-hong Zhou, Hai-fu Wu, and Li-qing Yao. 2014. “Endoscopic Diagnosis and Treatment of Calcifying Fibrous Tumors”. Turkish Journal of Gastroenterology 25 (1):153-56. https://doi.org/10.5152/tjg.2014.4044.