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Lookup NU author(s): Emerita Professor Sally Marshall
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Author(s): Marshall SM
Publication type: Review
Publication status: Published
Journal: Postgraduate Medical Journal
Year: 2004
Volume: 80
Issue: 949
Pages: 624-633
ISSN (print): 0032-5473
ISSN (electronic): 1469-0756
URL: http://dx.doi.org/10.1136/pgmj.2004.021287
DOI: 10.1136/pgmj.2004.021287