TY - SER ED - American Gastroenterological Association. TI - Gastroenterology SN - 0016-5085 PY - 1943///- CY - New York PB - Elsevier North Holland KW - Gastroenterology KW - Periodicals N1 - Official publication of the American Gastroenterological Association UR - https://go.openathens.net/redirector/tu.ac.th?url=https%3A%2F%2Fsearch.ebscohost.com%2Flogin.aspx%3Fdirect%3Dtrue%26db%3Dedspub%26AN%3Dedp30418%26site%3Deds-live%26scope%3Dsite%26custid%3Ds4775581 ER -