title: The Authors Reply.
authors.forename: Hassan R
authors.initials: HR
authors.lastname: Mir
mesh_terms: D058872:Epidemics; D006801:Humans; D009293:Opioid-Related Disorders / Q000453:epidemiology*; D009985:Orthopedics / Q000639:trends*; D063487:Prescription Drug Misuse / Q000517:prevention & control* / Q000639:trends*