| Literature DB >> 9522789 |
E Hopes1, C McDougall, G Christie, J Dewar, A Wheatley, I P Hall, P J Helms.
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Year: 1998 PMID: 9522789 PMCID: PMC28470 DOI: 10.1136/bmj.316.7132.664
Source DB: PubMed Journal: BMJ ISSN: 0959-8138