El-Koussy, M., Stepper, F., Spreng, A., Lukes, A. and Brekenfeld, C. 2011. Incidence, clinical presentation and imaging findings of cavernous malformations of the CNS. Swiss Medical Weekly. 141, 1516 (Apr. 2011), w13172. DOI:https://doi.org/10.4414/smw.2011.13172.