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4. All Wales Medicines Strategy Group. Persistent Pain Resources. October 2016.http://www.awmsg.org/docs/awmsg/medman/Persistent%20Pain%20Resources%20-%20Medicines%20Used%20in%20Persistent%20Pain.pdf
5. All Wales Medicines Strategy Group. National Prescribing Indicators 2016-2017. February 2016.http://www.awmsg.org/docs/awmsg/medman/National%20Prescribing%20Indicators%202016-2017.pdf
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