Machado-Vieira, R
Gold, P W
Luckenbaugh, D A
Ballard, E D
Richards, E M
Henter, I D
De Sousa, R T
Niciu, M J
Yuan, P
Zarate, C A Jr
Article History
Received: 2 October 2015
Revised: 21 January 2016
Accepted: 12 February 2016
First Online: 5 April 2016
Competing interests
: CAZ is listed as a co-inventor on a patent application for the use of ketamine and its metabolites in major depression. He has assigned his rights in the patent to the US government but will share a percentage of any royalties that may be received by the government. The remaining authors declare no conflict of interest.