Text and Data Mining valid from 2019-08-01
Received: 21 March 2019
Revised: 4 May 2019
Accepted: 5 May 2019
First Online: 15 August 2019
: <b>Conflict of interest.</b> The authors declare no conflict of interest.
: <b>Ethical approval.</b> All applicable international, national, and/or institutional guidelines for the care and use of animals were followed. The experimental protocol was approved by the Ethics Committee of the Institute of Higher Nervous Activity and Neurophysiology of the Russian Academy of Sciences.