机构:
Harvard Univ, Sch Med, Beth Israel Deaconess Med Ctr, Div Gastroenterol & Hepatol, Boston, MA 02215 USAHarvard Univ, Sch Med, Beth Israel Deaconess Med Ctr, Div Gastroenterol & Hepatol, Boston, MA 02215 USA
Cardenas, A
AMERICAN JOURNAL OF GASTROENTEROLOGY,
2003,
98
(07):
: 1666
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1667