[1]
A. K. Moffat, PhD, N. L. Pratt, PhD, M. Kerr, MSc, L. M. Kalisch Ellett, PhD, and E. E. Roughead, PhD, “Risk of chronic opioid use in older persons with pre-existing anxiety”, J of Opioid Management, vol. 16, no. 1, pp. 59–66, Jan. 2020.