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2. Rowley HA. The four Ps of Acute Stroke Imaging: Parenchyma, Pipes, Perfusion and Penumbra. American Journal of Neuroradiology  2001; 22: 599-601

3. Wardlaw JM, Murray V, Berg E et al Thrombolysis for acute ischaemic stroke 

Cochrane Database of Systematic Reviews 2009; (4) cd0002 13

4. The Department of Health. Implementing the National Stroke Strategy – an imaging guide. London, DH: 2008

http://www.csnlc.nhs.uk/uploads/files/stroke/documents/national_documents/dh_085145.pdf

5. National Institute for Health and Care Excellence (NICE)   Diagnosis and initial management of acute stroke and transient ischaemic attack (TIA). NICE CG 68: 2008. 

http://www.nice.org.uk/guidance/cg68.  National Stroke Association.

6. Transient Ischemic Attack TIA: Prognosis and Key Management Considerations

 http://www.stroke.org/sites/default/files/resources/tia-abcd2-tool.pdf

7.  Royal College of Physicians, Stroke Improvement National Audit Programme (SINAP) Combined Quarterly Report 2013

https://www.rcplondon.ac.uk/file/1215/sinap@rcplondon.ac.uk

8. Royal College of Physicians. Sentinel Stroke National Audit Programme (SSNAP)   Acute organizational audit report.    2014

https://www.strokeaudit.org/Documents/Results/National/2014/2014-AcuteOrgPublicReport.aspx

9. Society and College of Radiographers How to implement best practice in stroke and TIA imaging. Synergy News Nov 2011: 15-17

10. Mann G, Hankey GJ, Cameron D. Swallowing function after stroke: prognosis and prognostic factors after 6 months. Stroke. 1999, April 30 (4): 744-748.

(All links accessed  4/7/2015)