| Literature DB >> 4887691 |
R D Montgomery, I H Lawrence, D J Manton, K Mendl, P Rowe.
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Year: 1968 PMID: 4887691 PMCID: PMC1552871 DOI: 10.1136/gut.9.6.704
Source DB: PubMed Journal: Gut ISSN: 0017-5749 Impact factor: 23.059