| Literature DB >> 1671132 |
P J Morrison, N C Nevin, A E Hughes, D R Hadden, C F Russell.
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Year: 1991 PMID: 1671132 DOI: 10.1016/0140-6736(91)90908-8
Source DB: PubMed Journal: Lancet ISSN: 0140-6736 Impact factor: 79.321