| Literature DB >> 4178417 |
J H Stewart, A G Sheil, J R Johnson, K M Wyatt, A M Sharp, J M Johnston.
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Year: 1969 PMID: 4178417 DOI: 10.1016/s0140-6736(69)91190-8
Source DB: PubMed Journal: Lancet ISSN: 0140-6736 Impact factor: 79.321