1. Norquist GS, Regier DA. The epidemiology of psychiatric disorders and the de facto mental health care system. Annu Rev Med 1996;47:473–9.
2. Collins C, Hewson D, Munger R, Wade T. Evolving models of behavioral health integration in primary care. In: Fund MM, editor. New York: Milbank Memorial Fund; 2010.
3. Kroenke K. The interface between physical and psychological symptoms. Prim Care Companion J Clin Psychiatry 2003;5(Suppl 7):11–8.
4. Kroenke K, Price RK. Symptoms in the community--prevalence, classification, and psychiatric comorbidity. Arch Intern Med 1993;153:2474–80.
5. Melek S, Norris D. Chronic conditions and comorbid psychological disorders. Millman Research Report. Seattle, WA: Millman 2008:19.
6. Smith R, Laird-Fick H, D’Mello D, et al. Addressing mental health issues in primary care: an initial curriculum for medical residents. Patient Educ Couns 2013;94:33–42.
7. Cutler RB, Fishbain DA, Rosomoff HL, et al. Does nonsurgical pain center treatment of chronic pain return patients to work? -- a review and meta-analysis of the literature. Spine 1994;19:643–52.
8. Katon W, von Korff M, Lin E, et al. Distressed high utilizers of medical care: DSM-III-R diagnoses and treatment needs. Gen Hosp Psychiatry 1990;12:355–62.
9. Sharpe M, Hawton K, Simkin S, et al. Cognitive behaviour therapy for the chronic fatigue syndrome:a randomised controlled trial. BMJ 1996;312:22–6.
10. World Organization of Family Doctors. Accessed 26 Aug 2013 at www.who.int/workforcealliance/members_partners/member_list/wonca/en/index.html.
11. Engel GL. The need for a new medical model: a challenge for biomedicine. Science 1977;196:129–36.
12. Vidyo. www.vidyo.com/products/use/.
13. Allison JJ, Wall TC, Spettell CM, et al. The art and science of chart review. Jt Comm J Qual Improve 2000;26:115–36.
14. Vieweg WV, Lipps WF, Fernandez A. Opioids and methadone equivalents for clinicians. Prim Care Companion J Clin Psychiatry 2005;7:86–8.
15. Dunn KM, Saunders KW, Rutter CM, et al. Opioid prescriptions for chronic pain and overdose: a cohort study. Ann Intern Med 2010;152:85–92.
16. Kessler R, Stafford D. Primary care is the de facto mental health system. In: Kessler R, Stafford D, editors. Collaborative medicine case studies—evidence in practice. New York: Springer; 2008:9–21.
17. Schneider RK, Levenson JL. Psychiatry essentials for primary care. Philadelphia: American College of Physicians; 2008.
18. Von Korff M, Ormel J, Katon W, Lin EHB. Disability and depression among high utilizers of health care—a longitudinal analysis. Arch Gen Psychiatry 1992;49:91–100.
19. Von Korff M, Ustun TB, Ormel J, et al. Self-report disability in an international primary care study of psychological illness. J Clin Epidemiol 1996;49:297–303.
20. Fairbank JC, Couper J, Davies JB, O’Brien JP. The Oswestry low back pain disability questionnaire. Physiotherapy 1980;66:271–3.
21. Kroenke K, Spitzer RL, Williams JB, Lowe B. The Patient Health Questionnaire Somatic, Anxiety, and Depressive Symptom Scales: a systematic review. Gen Hosp Psychiatry 2010;32:345–59.
22. Diagnostic and Statistical Manual of Mental Disorders. 5th ed. Washington, DC: American Psychiatric Association; 2013.
23. Lasser K, Boyd JW, Woolhandler S, et al. Smoking and mental illness: A population-based prevalence study. JAMA 2000;284:2606–10.
24. NIDDK. Overweight and obesity statistics. Accessed 30 May 2014 at win.niddk.nih.gov/statistics/
25. Allison DB, Newcomer JW, Dunn AL, et al. Obesity among those with mental disorders: a National Institute of Mental Health meeting report. Am J Prev Med 2009;36:341–50.
26. Salmon P, Humphris GM, Ring A, et al. Primary care consultations about medically unexplained symptoms: patient presentations and doctor responses that influence the probability of somatic intervention. Psychosom Med 2007;69:571–7.
27. Sullivan MD, Howe CQ. Opioid therapy for chronic pain in the United States: promises and perils. Pain 2013;154 Suppl 1:S94–100.
28. Rush AJ. STAR*D: what have we learned? Am J Psychiatry 2007;164:201–4.
29. Cunningham PJ. Beyond parity: primary care physicians’ perspectives on access to mental health care. Health Aff (Millwood) 2009;28:w490–501.
30. Wang PS, Lane M, Olfson M, et al. Twelve-month use of mental health services in the United States—results from the National Comorbidity Survey Replication. Arch Gen Psychiatry 2005;62:629–40.
31. Morrisey J, Thomas K, Ellis A, Konrad T. Development of a new method for designation of mental health professional shortage areas. Chapel Hill, NC: University of North Carolina at Chapel Hill; 2007.
32. deGruy F. Mental health care in the primary care setting. In: Donaldson MS, Yordy KD, Lohr KN, Vanselow NA, editors. Primary care—America’s health in a new era. Washington, DC: National Academy Press; 1996:285–311.
33. World Organization of Family Doctors. Companion to primary care mental health. New York: WONCA and Radcliffe Publishing; 2012.
34. Craig TJ, Huffine CL, Brooks M. Completion of referral to psychiatric services by inner city residents. Arch Gen Psychiatry 1974;31:353–7.
35. Chen Y, Li H, Li Y, et al. Resemblance of symptoms for major depression assessed at interview versus from hospital record review. PLoS ONE 2012;7:e28734.
36. World Health Organization. Composite International Diagnostic Interview (CIDI) – core version 2.1. Geneva: WHO; 1997.
37. Smith RC, Lein C, Collins C, et al. Treating patients with medically unexplained symptoms in primary care. J Gen Intern Med 2003;18:478–89.
38. Lin EH, Simon GE, Katzelnick DJ, Pearson SD. Does physician education on depression management improve treatment in primary care? J Gen Intern Med 2001;16:614–9.
39. Huffman JC, Niazi SK, Rundell JR, et al. Essential articles on collaborative care models for the treatment of psychiatric disorders in medical settings: a publication by the Academy of Psychosomatic Medicine Research and Evidence-Based Practice Committee. Psychosomatics 2014;55:109–22.
40. Summergrad P, Kathol R. A vision of integrated psychiatric and medical care for 2023. In: Summergrad P, Kathol R, editors. Integrated care in psychiatry: redefining the role of mental health professionals in the medical setting. New York: Springer; 2014.
