| Literature DB >> 12517494 |
Daniel Pella, Neil Thomas, Brian Tomlinson, Ram B Singh.
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Year: 2003 PMID: 12517494 DOI: 10.1016/S0140-6736(03)12139-3
Source DB: PubMed Journal: Lancet ISSN: 0140-6736 Impact factor: 79.321