Plasma metabolomic profiling of a ketamine and placebo crossover trial of major depressive disorder and healthy control subjects. - Moaddel, Ruin; Shardell, Michelle; Khadeer, Mohammed; Lovett, Jacqueline; Kadriu, Bashkim; Ravichandran, Sarangan; Morris, Patrick J.; Yuan, Peixiong; Thomas, Craig J.; Gould, Todd D.; Ferrucci, Luigi; Zarate, Carlos A. (Psychopharmacology, 2018)