Letter refers to: Andrea Cipriani et al, Comparative efficacy and acceptability of 21 antidepressant drugs for the acute treatment of adults with major depressive disorder: a systematic review and network meta-analysis The Lancet, Volume 391, Issue 10128, 7–13 April 2018, Pages 1357-1366. Please contact the library to request a copy of this article - http://bit.ly/1Xyazai