Corrigendum: Calcium in Kenyon Cell Somata as a Substrate for an Olfactory Sensory Memory in Drosophila - Alja Lüdke; Georg Raiser; Georg Raiser; Johannes Nehrkorn; Johannes Nehrkorn; Andreas V. M. Herz; Andreas V. M. Herz; C. Giovanni Galizia; Paul Szyszka (Frontiers in Cellular Neuroscience, 2018)