Sayyid, Rashid K., et al. “Re-Operation Within 30 Days of Radical Cystectomy: Identifying High-Risk Patients and Complications Using American College of Surgeons National Surgical Quality Improvement Program Database”. Canadian Urological Association Journal, vol. 15, no. 1, July 2020, pp. E1-5, doi:10.5489/cuaj.6490.