1. Departments of Endocrinology and Metabolic Diseases (E.D., M.v.D., N.R.B., E.P.M.C., J.A.R.), Leiden University Medical Center, 2300 RC Leiden, The Netherlands
2. Neurology (J.G.v.D., G.-J.L.), Leiden University Medical Center, 2300 RC Leiden, The Netherlands
3. Pulmonology (K.W.v.K.), Leiden University Medical Center, 2300 RC Leiden, The Netherlands