APA aipamena

Xi, W., Zhao, C., & Ren, G. (2003). Endoscopic ultrasonography in preoperative staging of gastric cancer: Determination of tumor invasion depth, nodal involvement and surgical resectability. World J Gastroenterol.

Chicago Style aipamena

Xi, Wei-Dong, Cong Zhao, and Guo-Sheng Ren. "Endoscopic Ultrasonography in Preoperative Staging of Gastric Cancer: Determination of Tumor Invasion Depth, Nodal Involvement and Surgical Resectability." World J Gastroenterol 2003.

MLA aipamena

Xi, Wei-Dong, Cong Zhao, and Guo-Sheng Ren. "Endoscopic Ultrasonography in Preoperative Staging of Gastric Cancer: Determination of Tumor Invasion Depth, Nodal Involvement and Surgical Resectability." World J Gastroenterol 2003.