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  1. Bipolar disorder - Symptoms and causes - Mayo Clinic

  2. Bipolar Disorder - National Institute of Mental Health (NIMH)

  3. Bipolar disorder - Wikipedia

  4. Bipolar Disorder (Manic Depression): Symptoms & Treatment

  5. Types of Bipolar Disorder and Their Distinctive Features - WebMD

  6. Psychiatry.org - What Are Bipolar Disorders?

  7. Bipolar Disorder: Symptoms, Causes, Types, and More - Psych …

  8. Bipolar disorder - Diagnosis and treatment - Mayo Clinic

  9. What’s Bipolar Disorder? How Do I Know If I Have It? - Healthline

  10. Bipolar Disorder | NAMI