1Department of Celiac Disease, Research Center of Gastroenterology and Liver Diseases, Shaheed Beheshti University, MC, Tehran, Iran
2School of Medicine, University Hospital Birmingham, Birmingham, UK
3Department of Parasitology, Hamedan Medical University, Hamedan, Iran
4Department of Gastroenterology and Internal Medicine, St Orsola-Malpighi Hospital, University of Bologna, Bologna, Italy
5Department of Gastroenterology, Alexander Hospital Redditch, Redditch, UK
Correspondence: Kamran Rostami, MD, PhD, School of Medicine, University of Birmingham, Birmingham, UK. E-mail: firstname.lastname@example.org
This letter underwent AJG editorial review.