Cyfeiriadau
- Faculty of pain medicine Royal College of Anaesthetists. DU. 2020 [Cyrchwyd 03/12/2020]
- Llywodraeth Cynulliad Cymru. Service development and commissioning directives: Chronic non-malignant pain. Cymru. DU. 2008. [Cyrchwyd 03/12/2020]
- Rowbotham D J and Collett B J. Chapter 12: Guidelines for the provision of anaesthetic services. Anaesthetic services for chronic pain management. 2014. ROAC. DU. 2014 [Cyrchwyd 02/12/2020]
- Grŵp Strategaeth Feddyginiaethau Cymru. Persistent Pain Resources. Cymru. DU. 2016. [Cyrchwyd 03/12/2020]
- Grŵp Strategaeth Feddyginiaethau Cymru. National Prescribing Indicators 2020-21. Cymru. DU. 2020. AWMSG. [Cyrchwyd 02/12/2020]
- Scottish Intercollegiate Guidelines Network. SIGN 136. Management of chronic pain. Alban. DU. 2013 [Cyrchwyd 03/12/2020]