title: The unipolar--bipolar distinction in the depressive disorders.
mesh_terms: D001714:Bipolar Disorder / Q000175:diagnosis* / Q000235:genetics; D003863:Depression / Q000175:diagnosis* / Q000235:genetics; D003937:Diagnosis, Differential; D006801:Humans; D008094:Lithium / Q000627:therapeutic use
chemical_list: D008094:Lithium