Schizophrenia
   Although the precise cause of schizophrenia isn't known, certain
   schizophrenia, including:
     * Having a family history of schizophrenia
    1. Schizophrenia spectrum and other psychotic disorders. In:
    3. Schizophrenia. National Institute of Mental Health.
       http://www.nimh.nih.gov/health/publications/schizophrenia/complete-
    4. Fischer BA, et al. Schizophrenia: Clinical manifestations, course,
    5. Fischer BA, et al. Schizophrenia: Epidemiology and pathogenesis.
    6. Stroup TS, et al. Pharmacotherapy for schizophrenia: Acute and
    2. Schizophrenia