| Literature DB >> 2884514 |
R Anderson, G Underhill, C Kenny, N Shah, R Burnell, D J Jeffries, J R Harris.
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Year: 1987 PMID: 2884514 DOI: 10.1016/s0140-6736(87)90614-3
Source DB: PubMed Journal: Lancet ISSN: 0140-6736 Impact factor: 79.321