Acknowledgements
We thank to all the participants in this study and physical therapists and occupational therapists (JA Nagano Koseiren Kakeyu-Misayama Rehabilitation Center Kakeyu Hospital) for their professional help in RAGT and therapist-assisted gait training. We are also grateful to Ms. Yoshiko Takagi, Mr. Satoshi Hokari, Mr. Takashi Igarashi (The Center for Clinical Research, Shinshu University Hospital) for data management and monitoring of the study. A draft of this manuscript was edited by NAI, Inc. (Yokohama, Japan)