| Literature DB >> 12518151 |
Arne Wilhelm1, Claus Langer, Gerd Zoeller, Rainer Nustede, Heinz Becker.
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Year: 2003 PMID: 12518151 DOI: 10.1067/mge.2003.71
Source DB: PubMed Journal: Gastrointest Endosc ISSN: 0016-5107 Impact factor: 9.427