Electrodiagnostic assessment of the autonomic nervous system: A consensus statement endorsed by the American Autonomic Society, American Academy of Neurology, and the International Federation of Clinical Neurophysiology

William P. Cheshire, Roy Freeman, Christopher H. Gibbons, Pietro Cortelli, Gregor K. Wenning, Max J. Hilz, Judith M. Spies, Axel Lipp, Paola Sandroni, Naoki Wada, Akiko Mano, Hyun Ah Kim, Kurt Kimpinski, Valeria Iodice, Juan Idiáquez, Pariwat Thaisetthawatkul, Elizabeth A. Coon, Phillip A. Low, Wolfgang Singer