Wapp, M., R. Everts, Y. Burren, F. Kellner-Weldon, M. El-Koussy, R. Wiest, A. Federspiel, P. Michel, and G. Schroth. “Cognitive Improvement in Patients With Carotid Stenosis Is Independent of Treatment Type”. Swiss Medical Weekly, vol. 145, no. 5152, Dec. 2015, p. w14226, doi:10.4414/smw.2015.14226.