History A list of downloadable documents created during development. Other information Understanding NICE guidance (MS Word format) MSWord 396 KB 24 January 2007 Consultation comments table PDF 25 KB 24 January 2007 Palliative photodynamic therapy for advanced oesophageal cancer (interventional procedures consultation document information Palliative photodynamic therapy for advanced oesophageal cancer (interventional procedures overview) PDF 135 KB 25 July 2006