Supplemental material, sj-pdf-1-tan-10.1177_1756286420975917 for Neurofilament light chain level in plasma extracellular vesicles and Parkinson’s disease by Chen-Chih Chung, Lung Chan, Jia-Hung Chen, Oluwaseun Adebayo Bamodu and Chien-Tai Hong in Therapeutic Advances in Neurological Disorders