Blank Andrew, Maybody Majid, Isom-Batz Ginger, Roslin Mitchell, Dillon Evan H
Section of Gastroenterology, Lenox Hill Hospital, and New York University School of Medicine, New York, New York 10021, USA.
Dig Dis Sci. 2003 Aug;48(8):1472-4. doi: 10.1023/a:1024795202768.