| Literature DB >> 10473485 |
L E Ramsay1, B Williams, G D Johnston, G A MacGregor, L Poston, J F Potter, N R Poulter, G Russell.
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Year: 1999 PMID: 10473485 PMCID: PMC1116496 DOI: 10.1136/bmj.319.7210.630
Source DB: PubMed Journal: BMJ ISSN: 0959-8138