title: Letter: On prophylaxis in unipolar affective disorder.
mesh_terms: D001714:Bipolar Disorder / Q000517:prevention & control*; D002986:Clinical Trials as Topic; D005260:Female; D006801:Humans; D007099:Imipramine / Q000627:therapeutic use; D008094:Lithium / Q000627:therapeutic use*; D008297:Male; D011446:Prospective Studies
chemical_list: D008094:Lithium; D007099:Imipramine