Full text
PDFContributor Information
Deborah K Knight-Davis, RGN, Research Assistant; Gastroenterology Unit, Royal Gwent Hospital, Newport.
Marilyn G Fouweather, RGN, Research Assistant; Gastroenterology Unit, Royal Gwent Hospital, Newport.
Emmanuel D Srivastava, Consultant Physician; Gastroenterology Unit, Royal Gwent Hospital, Newport.
Miles C Allison, Consultant Physician; Gastroenterology Unit, Royal Gwent Hospital, Newport.