3Pontone S, Pironi D, Eberspacher C, et al. Endoscopic manage- ment of multiple large antral hyperplastic polyps causing gastric outlet obstruction[J]. Ann Ital Chit, 2011,82(4) :297 -300.
4Oh S J, Oh CA, Kim DH, et al. Adenocarcinoma derived from gas- tric hamartomatous polyps [ J]. J Korean Surg Soc, 2011,81 (6) :419 -422.
5Lee K J, Kim JH, Kim SI, et aL Clinical significance of eolono- seopie examination in patients with early stage of gastric neo- plasm undergoing endoscopic submueosal dissection[ J]. Seand J Gastroente.ro1,2011,46 ( 11 ) : 1349 - 1354.
