Text and Data Mining valid from 2018-08-31
Received: 19 August 2018
Accepted: 22 August 2018
First Online: 31 August 2018
Compliance with ethical standards
: All procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the Helsinki Declaration of 1964 and its later versions. This article does not contain any studies with human or animal subjects performed by any author(s).
: Funds to support the development of these guidelines were provided by the Japan Esophageal Society. All authors declare that they have no conflict of interest. Members of the Guideline Review Committee and Guideline Steering Committee personally reported their conflicts of interests in conformity with the regulations of the Japan Esophageal Society. The Ethics Committee and the Board of Directors of the Japan Esophageal Society confirmed the personally reported conflict-of-interest situations.