title: Controversies of the Effect of Ketamine on Cognition.
authors.affiliation: Biomedical Institute of Global Healthcare Research and Technology (BIGHEART), National University of Singapore , Singapore.
authors.forename: Melvyn W B
authors.initials: MW
authors.lastname: Zhang
authors.affiliation: Department of Psychological Medicine, Yong Loo Lin School of Medicine, National University of Singapore , Singapore.
authors.forename: Roger C M
authors.initials: RC
authors.lastname: Ho
keywords: antidepressant; cognition; depression; ketamine; memory