| Literature DB >> 6141373 |
N J Wald, J Boreham, A Bailey, C Ritchie, J E Haddow, G Knight.
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Year: 1984 PMID: 6141373 DOI: 10.1016/s0140-6736(84)92156-1
Source DB: PubMed Journal: Lancet ISSN: 0140-6736 Impact factor: 79.321