Ghodoussipour, Saum, Alireza Ghoreifi, Behdod Katebian, Brian H. Cameron, Anirban P. Mitra, Jie Cai, Gus Miranda, Anne K. Schuckman, Siamak Daneshmand, and Hooman Djaladat. “Enhanced Recovery After Cystectomy in Patients With Preoperative Narcotic Use”. Canadian Urological Association Journal 15, no. 11 (May 11, 2021). Accessed December 4, 2021. https://cuaj.ca/index.php/journal/article/view/7007.