| Literature DB >> 6113408 |
C M Yates, I M Ritchie, J Simpson, A F Maloney, A Gordon.
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Year: 1981 PMID: 6113408 DOI: 10.1016/s0140-6736(81)90269-5
Source DB: PubMed Journal: Lancet ISSN: 0140-6736 Impact factor: 79.321