| Literature DB >> 15993213 |
Carolyn Stephens1, Clive Nettleton, John Porter, Ruth Willis, Stephanie Clark.
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Year: 2005 PMID: 15993213 DOI: 10.1016/S0140-6736(05)66801-8
Source DB: PubMed Journal: Lancet ISSN: 0140-6736 Impact factor: 79.321