| Literature DB >> 1670676 |
D Sanyal, A P Johnson, R C George, B D Cookson, A J Williams.
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Year: 1991 PMID: 1670676 DOI: 10.1016/0140-6736(91)93375-j
Source DB: PubMed Journal: Lancet ISSN: 0140-6736 Impact factor: 79.321