Massaro, P. A., A. Kanji, P. Atkinson, R. Pawsey, and T. Whelan. “Is Computed Tomography-Defined Obstruction a Predictor of Urological Intervention in Emergency Department Patients Presenting With Renal Colic?”. Canadian Urological Association Journal, vol. 11, no. 3-4, Apr. 2017, pp. 88-92, doi:10.5489/cuaj.4143.