| Literature DB >> 4428171 |
P Petersen, P Christoffersen, P Elling, E Juhl, O Dietrichson, V Faber, K Iversen, J O Nielsen, H Poulsen.
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Year: 1974 PMID: 4428171
Source DB: PubMed Journal: Scand J Gastroenterol ISSN: 0036-5521 Impact factor: 2.423