1. Department of Neurology, Duke University School of Medicine, Durham, North Carolina, USA
2. argenx, Ghent, Belgium
3. Department of Pediatrics, Division of Allergy, Immunology, and Pulmonary Medicine, Duke University School of Medicine, Durham, North Carolina, USA
4. Division of Allergy and Clinical Immunology, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
5. Division of Infectious Disease, Oregon Health and Science University, Portland, Oregon, USA