Funding for this research was provided by:
Academy of Finland (276333, 284569, 305195, 312664)
Doctoral Programme Brain & Mind
Text and Data Mining valid from 2018-10-04
Received: 24 July 2018
Accepted: 25 September 2018
First Online: 4 October 2018
Compliance with Ethical Standards
: The experiments were carried out according to the guidelines of the Society for Neuroscience and were approved by the County Administrative Board of Southern Finland (License: ESAVI/10527/04.10.07/2014).
: University of Helsinki has filed a patent application wherein the data presented in this manuscript have been disclosed (S.K., W.T., and T.R. as inventors). K.J. has received speech honorarium from Otsuka Pharmaceutical, Lundbeck, and Medtronic. Sarlin Oy Ab and Oy AGA Ab provided equipment for gas administrations. M.R., L.P., G.K., S.U., A.Y-H., I.Y., N.M., and H-K.W. disclose no competing interests.