1. Department of Internal Medicine, Erasmus University Medical School (M.H.A.K., E.K., C.H.V.D., T.J.R., T.J.V.), 3000 DR Rotterdam, The Netherlands
2. Department of Pediatric Surgery, Sophia Children’s Hospital (M.H.A.K., D.T.), 3015 GJ Rotterdam, The Netherlands
3. Department of Biochemical Medicine, University of Dundee (M.W.H.C.), Dundee DD1 9SY, Scotland, United Kingdom