Rational therapy with vigabatrin and a ketogenic diet in a patient with GAD1 deficiency. - Hardenberg, Sandra von; Richter, Manuela F; Hethey, Sven; Yaspo, Marie-Laure; Auber, Bernd; Schlegelberger, Brigitte; Illig, Thomas; Guthmann, Florian; Christen, Hans-Jürgen; Ripperger, Tim; Bergmann, Anke K; Von Hardenberg, Sandra (Brain: A Journal of Neurology, 2020)