| Literature DB >> 9085453 |
A Berstad1, T Hauksen, O H Gilja, K Hveem, K A Undeland, I Wilhelmsen, T T Haug.
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Year: 1997 PMID: 9085453 DOI: 10.3109/00365529709000193
Source DB: PubMed Journal: Scand J Gastroenterol ISSN: 0036-5521 Impact factor: 2.423