| Literature DB >> 3485070 |
S J Veldhuyzen van Zanten, J F Bartelsman, M E Schipper, G N Tytgat.
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Year: 1986 PMID: 3485070 PMCID: PMC1433217 DOI: 10.1136/gut.27.2.213
Source DB: PubMed Journal: Gut ISSN: 0017-5749 Impact factor: 23.059