Khashab Mouen A, Saxena Payal, Valeshabad Ali Kord, Chavez Yamile Haito, Zhang Faming, Akshintala Venkata, Aguila Gerard, Inoue Haruhiro, Pasricha Pankaj J, Neuhaus Horst, Kalloo Anthony N
Department of Medicine, Division of Gastroenterology and Hepatology, The Johns Hopkins Medical Institutions, Baltimore, Maryland, USA.
Gastrointest Endosc. 2013 Apr;77(4):646-8. doi: 10.1016/j.gie.2012.11.011. Epub 2013 Jan 23.