Salem, J., H. Borgmann, M. Baunacke, K. Boehm, J. Hanske, A. MacNeily, C. Meyer, T. Nestler, M. Schmid, and J. Huber. “Widespread Use of Internet, Applications, and Social Media in the Professional Life of Urology Residents”. Canadian Urological Association Journal, vol. 11, no. 9, Sept. 2017, pp. E355-66, doi:10.5489/cuaj.4267.