Correction to: Ketogenic diet for mitochondrial disease: a systematic review on efficacy and safety.

The "Funding" and "Competing interests" sections have already been updated in the original article. Heidi Zweers and Annemiek M. J. van Wegberg have contributed equally to this work Correction to: Orphanet J Rare Dis (2021) 16:295 https://doi.org/10.1186/s13023-021-01927-w Following the publication of the original article [[1]], the authors requested to move the declaration "SBW has the ERAPERMED2019-310 grant - Personalized Mitochondrial Medicine: Optimizing diagnostics and treatment for patients with mitochondrial diseases" from the "Competing interests" section to the "Funding" section of the article. The "Funding" section now states: "SBW has the ERAPERMED2019-310 grant - Personalized Mitochondrial Medicine: Optimizing diagnostics and treatment for patients with mitochondrial diseases". [Extracted from the article]