Erratum to: A randomized double-blind multi-center trial of hydrogen water for Parkinson's disease: protocol and baseline characteristics

Affiliations

• ¹ Department of Neurology, Juntendo University Koshigaya Hospital, Fukuroyama 560, Koshigayashi, Saitama, 343-0032, Japan. ayori@juntendo.ac.jp.
• ² Department of Neurology, Juntendo University School of Medicine, Tokyo, Japan. ayori@juntendo.ac.jp.
• ³ Department of Neurology, Abe Neurological Clinic, Iwate, Japan.
• ⁴ Department of Neurology and Gerontology, Iwate Medical University, Iwate, Japan.
• ⁵ Department of Neurology, Research Institute for Brain and Blood Vessels-Akita Hospital, Akita, Japan.
• ⁶ Department of Pathophysiological Laboratory Sciences, Nagoya University Graduate School of Medicine, Aichi, Japan.
• ⁷ Brain and Mind Research Center, Nagoya University Graduate School of Medicine, Aichi, Japan.
• ⁸ Department of Neurology, Kitano Hospital, The Tazuke Kofukai Medical Research Institute, Osaka, Japan.
• ⁹ Department of Neurology, Juntendo University School of Medicine, Tokyo, Japan.
• ¹⁰ Department of Neurology, Fukuoka University, Fukuoka, Japan.
• ¹¹ Department of Neurology, Juntendo University Shizuoka Hospital, Shizuoka, Japan.
• ¹² Department of Neurology, Juntendo University Nerima Hospital, Tokyo, Japan.
• ¹³ Department of Diagnostic Radiology, Department of Molecular Medicine and Surgery, Karolinska University Hospital, Karolinska Institute, Stockholm, Sweden.
• ¹⁴ Nozomi Hospital, Saitama, Japan.
• ¹⁵ Department of Neurology, Aomori Prefectural Central Hospital, Aomori, Japan.
• ¹⁶ Department of Neurology, Rakuwakai Otowa Rehabilitation Hospital, Kyoto, Japan.
• ¹⁷ Department of Neurology, Tokyo Rinkai Hospital, Tokyo, Japan.
• ¹⁸ Department of Neurology, Juntendo University Urayasu Hospital, Chiba, Japan.