Kinder S, Ossig C, Wienecke M, Beyer A, von der Hagen M, Storch A, Smitka M. Novel frameshift mutation in the CACNA1A gene causing a mixed phenotype of episodic ataxia and familiar hemiplegic migraine. European Journal of Paediatric Neurology. 2015 Jan;19(1):72–4. doi: 10.1016/j.ejpn.2014.10.005.