title: Letter: Suicide and depression in childhood and adolescence.
mesh_terms: D000293:Adolescent; D000367:Age Factors; D001205:Ascorbic Acid / Q000627:therapeutic use; D001361:Avitaminosis / Q000150:complications* / Q000188:drug therapy; D002648:Child; D003863:Depression / Q000188:drug therapy / Q000209:etiology*; D006801:Humans; D009536:Niacinamide / Q000627:therapeutic use; D010383:Pellagra / Q000175:diagnosis; D013405:Suicide; D014803:Vitamin B Complex / Q000627:therapeutic use
chemical_list: D014803:Vitamin B Complex; D009536:Niacinamide; D001205:Ascorbic Acid