1. Department of Neurology Columbia University Medical Center New York NY USA
2. Unit of Molecular Neurogenetics IRCCS Foundation Neurological Institute “Carlo Besta” Milan Italy
3. Department of Genetics and Genome Sciences Case Western Reserve University Cleveland OH USA
4. Department of Clinical and Experimental Medicine University of Messina Messina Italy
5. Irving Institute for Clinical and Translational Research Columbia University Medical Center New York NY USA
6. Department of Pediatrics Radboud Center for Mitochondrial Medicine (RCMM) RadboudUMC Nijmegen The Netherlands
7. Division of Paediatric Neurology Department of Paediatrics Centre Hospitalier de Luxembourg Luxembourg City Luxembourg
8. Department of Neuropediatrics and NeuroCure Clinical Research Center Charité‐Universitätsmedizin Berlin Berlin Germany
9. Mass Spectrometry Laboratory for Protein Sequencing Learner Research Institute Cleveland Clinic Cleveland OH USA