| Literature DB >> 5957514 |
T Aoyagi, G W Engstrom, W B Evans, W H Summerskill.
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Year: 1966 PMID: 5957514 PMCID: PMC1552633 DOI: 10.1136/gut.7.6.631
Source DB: PubMed Journal: Gut ISSN: 0017-5749 Impact factor: 23.059