作者：Postuma, Ronald B.^*; Berg, Daniela^*; Stern, Matthew; Poewe, Werner; Olanow, C. Warren; Oertel, Wolfgang; Marek, Kenneth; Litvan, Irene; Lang, Anthony E.; Halliday, Glenda; Goetz, Christopher G.; Gasser, Thomas; Dubois, Bruno; Chan, Piu; Bloem, Bastiaan R.; Adler, Charles H.; Deuschl, Guenther