Publisher Correction: The biochemical subtype is a predictor for cognitive function in glutaric aciduria type 1: a national prospective follow-up study

E. M. Charlotte Märtner, Eva Thimm, Philipp Guder, Katharina A. Schiergens, Frank Rutsch, Sylvia Roloff, Iris Marquardt, Anibh M. Das, Peter Freisinger, Sarah C. Grünert, Johannes Krämer, Matthias R. Baumgartner, Skadi Beblo, Claudia M. Haase, Andrea Dieckmann, Martin Lindner, Andrea Näke, Georg F. Hoffmann, Chris Mühlhausen, Magdalena Walter, Sven F. Garbade, Esther M. Maier, Stefan Kölker, Nikolas Boy