| Literature DB >> 2573486 |
B Koberstein, P Layer, K Balzer, M K Müller, M V Singer, H Goebell.
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Year: 1989 PMID: 2573486 DOI: 10.1007/BF01540064
Source DB: PubMed Journal: Dig Dis Sci ISSN: 0163-2116 Impact factor: 3.199