Nizar Abdul Jalil, Zaharah Sulaiman, Mohamed Saufi Awang, and Mohamarowi Omar. 2009. “Retrospective Review of Outcomes of a MultimodalChronic Pain Service in a Major Teaching Hospital:A Preliminary Experience in Universiti Sains Malaysi”. Malaysian Journal of Medical Sciences 16 (4): 55-65. https://doi.org/10.21315/.