| Literature DB >> 19433603 |
Y-T Chang, S-C Wei, P-C L, Y-W Tien, I-S Jan, Y-N Su, J-M Wong, M-C Chang.
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Year: 2009 PMID: 19433603 DOI: 10.1136/gut.2007.129916
Source DB: PubMed Journal: Gut ISSN: 0017-5749 Impact factor: 23.059