Funding for this research was provided by:
Japan Agency for Medical Research and Development (JP18dm0107119)
Text and Data Mining valid from 2019-08-15
Received: 11 February 2019
Accepted: 9 August 2019
First Online: 15 August 2019
Compliance with ethical standards
: Dr. Hashimoto is an inventor on a filed patent application on “The use of (R)-ketamine in the treatment of psychiatric diseases,” “(S)-norketamine and salt thereof as pharmaceutical,” and “The use of (R)-ketamine in the treatment of neurodegenerative diseases” by Chiba University. Dr. Hashimoto has received research support from Dainippon-Sumitomo, Otsuka, and Taisho. Other authors declare no conflict of interest.