title: [Letter: Lithium treatment and its duration].
mesh_terms: D001714:Bipolar Disorder / Q000188:drug therapy*; D006801:Humans; D008094:Lithium / Q000627:therapeutic use*; D012008:Recurrence; D013997:Time Factors
chemical_list: D008094:Lithium
vernacular_title: Lithiumbehandling og dens varighed.