| Literature DB >> 2791820 |
M Frisoni, U Volta, R A Valentini, E A Treggiari, G R Corazza, G Gasbarrini.
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Year: 1989 PMID: 2791820 DOI: 10.1007/bf01537127
Source DB: PubMed Journal: Dig Dis Sci ISSN: 0163-2116 Impact factor: 3.199