1.Cardosa MS. Pain management: Trends and challenges. Med J Malaysia 2006; 61: 139-40.
2.Delilkan AE. Pain management and the role of pain clinics in Malaysia: Is there a place for alternative medicine in pain clinics? Med J Malaysia 1998; 53(3): 201-3.
3.Sessle BJ. Pain management challenges: Research, access, costs, education and public awareness. J Pain Manag 2011; 1(1): 25-9.
4.Catalano EM, Hardin KN, Allen RW. The chronic pain control workbook: a step by step guide for coping with and overcoming pain. Oakland, CA: New Harbinger; 1996: 141-58.
5.Erickson B. Depression, anxiety, and substance use disorder in chronic pain. Tech Reg Anesth Pain Manag 2005; 9: 200-3.
6.Hunfeld AM, Perquin CW, Duivenvoorden HJ, Hazebroek-Kampschreur AM, Passchier J, Suijlekom-Smit L, et al. Chronic pain and its impact on quality of life in adolescents and their families. J Pediatr Psychol 2001; 26(3): 145-53.
7.Ramage-Morin RL. Chronic pain in Canadian seniors. Health Rep 2008; 19: 37-52.
8.Gamsa A. The role of psychological factors in chronic pain. A critical appraisal. J Pain 1994; 57: 13-29.
9.Otis JD, Keane TM, Kerns RD. An examination of the relationship between chronic pain and post-traumatic stress disorder. J Rehabil Res Dev 2003; 40(5): 397-406.
10.Meredith P, Strong J, Feeney JA. Adult attachment, anxiety, pain self- efficacy as predictors of pain intensity and disability. J Pain 2006; 123: 146-54.
11.Mikail SF, Henderson PR, Tasca GA. An interpersonal based model of chronic pain: An application of attachment theory. Clin Psychol Rev 1994; 14(1): l-16.
12.CiechanowskiP, Sullivan M, Jensen M, Romano J, Summers H. The relationship of attachment style to depression, catastrophizing and health care utilization in patients with chronic pain. Pain 2003; 104(3): 627-37.
13.Bowlby J. A secure base: Clinical application of attachment theory New York: Routledge; 1988: 29-138
14.Meredith P, Strong, Feeney JA. Adult attachment variables predict depression before and after treatment for chronic pain. Eur J Pain 2007; 11: 164-70.
15.Meredith P, Ownsworth T, Strong J. A review of the evidence linking adult attachment theory and chronic pain: Presenting a conceptual model. Clin Psychol Rev 2008; 28: 407-29.
16.Vasudevan S. Guidelines for the assessment and management of chronic pain. Wis Med J 2010; 103(3):15.
17.Merskey H, Bogduk N. Classification of chronic pain: Description of chronic pain syndromes and definitions of pain terms. Seattle: IASP; 1994: 209-14.
18.Ng KF, Tsui SL, Chan WS. Prevalence of chronic pain in Hong Kong adults. Hong Kong Med J 2007; 13(2): 28-9.
19.Ryan CG, Gray HG, Newton M, Granat MH. The relationship between psychological distress and free-living physical activity in individuals with chronic low back pain. Man Ther2010; 15: 185-9.
20.Smith A. Intimacy and family relationships of women with chronic pain. Pain Manag Nurs 2003; 4(3): 134-42.
21.Davies KA, McFarlane GJ, McBeth J,Morriss R, Dickens C. Insecure attachment style is associated with chronic widespread pain.Pain 2009; 143(3): 200-5.
22.McDonald G, Kingsbury R. Does physical pain augment anxious attachment? J Soc Pers Relat 2006; 23: 291.
23.Mikulincer M, Shaver PR. The attachment behavioral system in adulthood: Activation, psychodynamics and interpersonal processes. Adv Exp Soc Psychol
2003; 35: 53-152.
24.Sperling MB, Berman WH. Attachment in adults: Clinical and developmental perspectives. New York: Guilford; 1994: 129.
25.Hazan C, Shaver P. Romantic love conceptualized as an attachment process. J Pers Soc Psychol 1987; 52: 511-24.
26.Bowlby J. Separation: Anxiety and anger, attachment and loss. New York: Hogarth; 1973.
27.Bartholomew K, Horowitz LM. Attachment styles among young adults: A test of four-category model. J Pers Soc Psychol1991; 61(2): 226-44.
28.Mikulincer M, ShaverPR.Attachment in adulthood: Structure, dynamic and change. New York: Guilford;2007: 13-377.
29.Carter S, Handerson L. Approaches to qualitative data collection in social science. In: Bowling A, Ebrahim S. (editors). Handbook of health research methodology. Berkshire: Open University; 2005: 226-7.
31.Smith JA, Jarman M, Osborn M. Doing interpretative phenomenological analysis. In: Murray M, Chamberlain K. (editors). Qualitative health psychology: Theories and method. London: Sage; 1999: 218-40.
32.Smith JA, Osborn M. The fearfulness of chronic pain and the centrality of the therapeutic relationship in containing it: An interpretative phenomenological analysis. Qual Res Psychol 2008; 5(4): 276-88.
33.Chapman A, Smith J. Interpretative phenomenological analysis and the new genetics. J Health Psychol 2002; 7(2): 125-30.
34.Mikulincer M, Shaver PR. Attachment theory and emotions in close relationships: Exploring the attachment-related dynamics of emotional reactions to relational events. Pers Relat 2005; 12; 149-68.
35.Altin M, Terzi S. How does attachment styles relate to intimate relationship to aggravate the depressive symptoms. Procedia Soc Behav Sci 2010; 2: 1008-15.
36.Armsden, G, Greenberg M J. The inventory of parent and peer attachment: Relationship to well-being in adolescence. J Youth Adolesc 1987; 16(5): 427-57.
37.Simpson HB, Neria Y, Lewis-Fernez R, Schneier F. Anxiety disorders: Theory, research and clinical perspectives. United Kingdom: Cambridge; 2010: 234.
38.Meredith P, Strong J, Feeney JA. Adult attachment, anxiety, pain self-efficacy as predictors of pain intensity and disability. J Pain 2006; 123: 146-54.
39.Kerns R. Otis JD. Family therapy for persons experiencing pain: Evidence for its effectiveness. Seminars in pain medicine 2003; 1(2): 79-89.
Hildebrandt J. Prediction of psychosocial factors by pain drawing in patients with chronic back pain. Pain Med 2014; 15: 1067-9.