| Literature DB >> 22327304 |
Helena Nordenstedt, Mamoun Younes, Hashem B El-Serag.
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Year: 2012 PMID: 22327304 PMCID: PMC4057097 DOI: 10.1097/MCG.0b013e318238353e
Source DB: PubMed Journal: J Clin Gastroenterol ISSN: 0192-0790 Impact factor: 3.062