1. CardioQ-ODM oesophageal Doppler monitor;NICE,2011
2. NICE guidance on CardioQ™ oesophageal Doppler monitoring;Ghosh;Anaesthesia,2011
3. Guidance on the use of ultrasound locating devices for placing central venous catheters;NICE,2002
4. High Quality Care for All: NHS Next Stage Review Final Report;Darzi,2008