title: Rapid response to lithium in treatment-resistant depression.
mesh_terms: D000368:Aged; D003866:Depressive Disorder / Q000188:drug therapy*; D004358:Drug Therapy; D004359:Drug Therapy, Combination; D006801:Humans; D008094:Lithium / Q000627:therapeutic use*; D008297:Male; D008875:Middle Aged
chemical_list: D008094:Lithium