| Literature DB >> 19921614 |
O Ruthmann1, S Richter, A Fischer, K D Rückauer, U T Hopt, H J Schrag.
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Year: 2009 PMID: 19921614 DOI: 10.1055/s-0029-1214939
Source DB: PubMed Journal: Endoscopy ISSN: 0013-726X Impact factor: 10.093