Bochor N, Doherty R, Quigley C, Boran G. Prevalence of Non-Prescribed Drug Use in Hospital Patients Assessed by Urine Toxicology Testing. TSMJ [Internet]. 2018 Jan. 1 [cited 2025 Feb. 23];19(1):Page 48-51. Available from: https://ojs.tchpc.tcd.ie/index.php/tsmj/article/view/1600