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Zhao, Jun-Gong, Yong-Dong Li, Ying-Sheng Cheng, Ming-Hua Li, Ni-Wei Chen, Wei-Xiong Chen, και Ke-Zhong Shang. Long-term Safety and Outcome of a Temporary Self-expanding Metallic Stent for Achalasia: A Prospective Study With a 13-year Single-center Experience. Springer-Verlag, 2009.

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