The presented paper concerns the pharmacological treatment of Major Depressive Disorder (MDD). It especially focuses on what to do when patients do not respond to a standard dose of an antidepressant.

Link to paper: https://www.researchgate.net/publication/51374854_Mood_is_indirectly_related_to_serotonin_norepinephrine_and_dopamine_levels_in_humans_A_meta-analysis_of_monoamine_depletion_studies