Abdelaziz, H., Y. Elabiad, I. Aderrouj, A. Janane, M. Ghadouane, A. Ameur, and M. Abbar. “The Usefulness of Stone Density and Patient Stoutness in Predicting Extracorporeal Shock Wave Efficiency: Results in a North African Ethnic Group”. Canadian Urological Association Journal, vol. 8, no. 7-8, Aug. 2014, pp. e567-9, doi:10.5489/cuaj.1849.