Prolonged ketamine infusion modulates limbic connectivity and induces sustained remission of treatment-resistant depression. - Siegel, Joshua S.; Palanca, Ben J. A.; Ances, Beau M.; Kharasch, Evan D.; Schweiger, Julie A.; Yingling, Michael D.; Snyder, Abraham Z.; Nicol, Ginger E.; Lenze, Eric J.; Farber, Nuri B. (Psychopharmacology, 2021)