Bernstein, MD, C. D., M. Khan, MD, A. Haq, MD, N. Olszanski, RN, and D. A. Marcus, MD. “Case Study Investigating Effect of Implementing Strategies for Reducing Patient Complaints in an Outpatient Pain Clinic”. Journal of Opioid Management, vol. 10, no. 2, Mar. 2014, pp. 135-40, doi:10.5055/jom.2014.0202.