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Lumen-apposing metal stent acted as an interim role in walled-off necrosis drainage

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  • HZ, HL and XK contributed equally.

  • Contributors HZ, ZL and YD conceived and designed the study. ZJ performed the endoscopy procedures. HZ, HL and XK wrote the draft. All authors final approval of the letter. HZ, HL and XK contributed equally.

  • Funding This investigation is supported by the grant from National Clinical Research Center for Digestive Diseases of China (2015BAI13B08) and Dr Huiyun Zhu is supported by China Scholarship Council.

  • Competing interests None declared.

  • Patient consent Not required.

  • Ethics approval Shanghai Changhai Hospital Ethics Committee.

  • Provenance and peer review Not commissioned; internally peer reviewed.