title: A search for responders to niacin supplementation.
mesh_terms: D000328:Adult; D002986:Clinical Trials as Topic; D004341:Drug Evaluation; D005500:Follow-Up Studies; D006760:Hospitalization; D006801:Humans; D007398:Interpersonal Relations; D008297:Male; D008875:Middle Aged; D009539:Nicotinic Acids / Q000008:administration & dosage / Q000627:therapeutic use*; D010044:Outpatient Clinics, Hospital; D010554:Personality Disorders; D011569:Psychiatric Status Rating Scales; D012075:Remission, Spontaneous; D012107:Research Design; D012559:Schizophrenia / Q000175:diagnosis / Q000188:drug therapy*; D012565:Schizophrenic Psychology; D012917:Social Adjustment
chemical_list: D009539:Nicotinic Acids