Zeinab Mokhtari, Tannaz Eslamparast, Azita Hekmatdoost, Department of Clinical Nutrition and Dietetics, Faculty of Nutrition Sciences and Food Technology, National Nutrition and Food Technology Research Institute, Shahid Beheshti University of Medical Sciences, Tehran 1981619573, Iran
Hossein Poustchi, Liver and Pancreatobiliary Diseases Research Group, Digestive Diseases Research Institute, Tehran University of Medical Sciences, Tehran 14117, Iran
Author contributions: Mokhtari Z, Poustchi H, Eslamparast T and Hekmatdoost A conceptualized and designed the study and wrote the manuscript; Mokhtari Z analyzed data; Eslamparast T and Poustchi H collected data; Hekmatdoost A and Poustchi H interpreted the data, provided professional comments, and critically revised the manuscript for intellectual content and data accuracy.
Institutional review board statement: The study was approved by the ethics committee of National Nutrition and Food Technology Research Institute, Tehran, Iran.
Informed consent statement: All patients signed the informed consent form.
Conflict-of-interest statement: None of the authors had any personal or financial conflicts of interest to report.
Data sharing statement: Technical appendix, statistical code, and dataset available from the corresponding author at firstname.lastname@example.org.
Open-Access: This article is an open-access article which was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: http://creativecommons.org/licenses/by-nc/4.0/
Correspondence to: Azita Hekmatdoost, MD, PhD, RD, Department of Clinical Nutrition and Dietetics, Faculty of Nutrition Sciences and Food Technology, National Nutrition and Food Technology Research Institute, Shahid Beheshti University of Medical Sciences, West Arghavan St., Farahzadi Blvd., P.O. Box: 19395-4741, Tehran 1981619573, Iran. email@example.com
Telephone: +98-21-22360658 Fax: +98-21-22360657
Received: August 27, 2016
Peer-review started: August 29, 2016
First decision: September 27, 2016
Revised: January 4, 2017
Accepted: March 14, 2017
Article in press: March 17, 2017
Published online: April 8, 2017