Itkin Maxim, DeLegge Mark H, Fang John C, McClave Stephen A, Kundu Sanjoy, d'Othee Bertrand Janne, Martinez-Salazar Gloria M, Sacks David, Swan Timothy L, Towbin Richard B, Walker T Gregory, Wojak Joan C, Zuckerman Darryl A, Cardella John F
Department of Radiology, Division of Interventional Radiology, University of Pennsylvania Medical Center, Pennsylvania Veterans Affairs Medical Center, Philadelphia, Pennsylvania, USA.
Gastroenterology. 2011 Aug;141(2):742-65. doi: 10.1053/j.gastro.2011.06.001.