1. Centre for Neuromuscular and Neurological disorders, University of Western Australia, Department of Neurology, Sir Charles Gairdner Hospital, Queen Elizabeth Medical Centre, Perth, Australia, Department of Neurology, the Third Affiliated Hospital of Sun yat-sen University, Guangzhou, China
2. Department of Clinical Immunology, PathWest, Queen Elizabeth Medical Centre, Perth, Australia
3. Centre for Neuromuscular and Neurological disorders, University of Western Australia, Department of Neurology, Sir Charles Gairdner Hospital, Queen Elizabeth Medical Centre, Perth, Australia
4. Department of Clinical Immunology and Immunogenetics, Royal Perth Hospital, Perth, Australia
5. Centre for Clinical Immunology and Biomedical Statistics, Murdoch University and Royal Perth Hospital, Perth, Australia
6. Department of Clinical Immunology and Immunogenetics, Royal Perth Hospital, Perth, Australia, School of Pathology and Laboratory Medicine, University of Western Australia, Perth, Australia
7. Centre for Neuromuscular and Neurological disorders, University of Western Australia, Department of Neurology, Sir Charles Gairdner Hospital, Queen Elizabeth Medical Centre, Perth, Australia,