- Correspondence to:
University Hospital of Wales, Heath Park, Cardiff, Wales, UK;
- Accepted September 19, 2003
- First published January 1, 2004.
Please note that there is an error in the published author affliations. The information should have been listed as:
Dr A Evans
University Hospital of Wales, Cardiff, Wales, UK
Drs J Natarajan and C J Davies
The Royal Glamorgan Hospital, Llantrisant, Wales, UK
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