Katzka David A, Falk Gary W
Department of Gastroenterology, Mayo Clinic, Rochester, Minnesota.
Division of Gastroenterology, Department of Medicine, University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania.
Gastroenterology. 2017 Apr;152(5):928-932. doi: 10.1053/j.gastro.2017.02.029. Epub 2017 Mar 1.