1Department of Gastroenterology, Kaiser Permanente Santa Clara Medical Center, Santa Clara, CA
Correspondence: Derrick Siao, MD, Department 248, 710 Lawrence Expressway, Santa Clara, CA 95051 (Derrick.firstname.lastname@example.org).
Received December 12, 2018
Accepted February 28, 2019
Online date: June 27, 2019
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