The presence and severity of epilepsy coincide with reduced γ‐aminobutyrate and cortical excitatory markers in succinic semialdehyde dehydrogenase deficiency. - Tokatly Latzer, Itay; Bertoldi, Mariarita; DiBacco, Melissa L.; Arning, Erland; Tsuboyama, Melissa; MacMullin, Paul; Sachee, Daniyal; Rotenberg, Alexander; Lee, Henry H. C.; Aygun, Deniz; Opladen, Thomas; Jeltsch, Kathrin; et al. (Epilepsia (Series 4), 2023)