RT Web Page DB /z-wcorg/ DS http://worldcat.org ID 741352201 LA English UL http://bibpurl.oclc.org/web/47810 http://www.hindawi.com/isrn/gastroenterology/ T1 ISRN gastroenterology PB Hindawi Pub. Corp. PP Cairo YR 2010 SN 2090-4401