1 Department of Gastroenterology and Hepatology - Dietetics, Radboudumc, Postbus 9101, 6500 HB, Nijmegen, The Netherlands. Heidi.Zweers-vanEssen@radboudumc.nl.
2 Radboud Center for Mitochondrial Medicine (RCMM), Amalia Children's Hospital, Radboudumc, Nijmegen, The Netherlands. Heidi.Zweers-vanEssen@radboudumc.nl.
3 Department of Gastroenterology and Hepatology - Dietetics, Radboudumc, Postbus 9101, 6500 HB, Nijmegen, The Netherlands.
4 Radboud Center for Mitochondrial Medicine (RCMM), Amalia Children's Hospital, Radboudumc, Nijmegen, The Netherlands.
5 Department of Internal Medicine, Radboudumc, Nijmegen, The Netherlands.
6 University Children's Hospital, Paracelsus Medical University, Salzburg, Austria.