First Online: 14 March 2019
Ethics approval and consent to participate
: This study was approved by the Institutional Review Board for Research at each participating institution. The study involved national recruitment from academic and community hospitals and clinics of consenting adults with histological-proven BE and/or EAC as well as families with two or more cases with BE and/or EAC.
: Not applicable.
: The authors declare that they have no competing interests.
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