Chen, MD, Lucy, Mary Houghton, BA, Lindsey Seefeld, BS, Charlene Malarick, BSN, RN, and Jianren Mao, MD, PhD. 2018. “Opioid Therapy for Chronic Pain: Physicians’ Attitude and Current Practice Patterns”. Journal of Opioid Management 7 (4):267-76. https://doi.org/10.5055/jom.2011.0068.