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  1. Melatonin - Mayo Clinic

  2. Melatonin: Benefits, Uses, Side Effects and Dosage - Healthline

  3. Melatonin: Uses, Side Effects, Dosage (Kids/Adults) - Drugs.com

  4. MELATONIN - Uses, Side Effects, and More - WebMD

  5. Melatonin for Sleep: Uses, Dosage, Side Effects, and More

  6. Melatonin: What It Is & Function - Cleveland Clinic

  7. Melatonin: Usage, Side Effects, and Safety - Sleep Foundation

  8. Melatonin: What You Need To Know | NCCIH - National Center …

  9. Melatonin - Wikipedia

  10. Melatonin Sleep Aid Supplement: Effectiveness, Dosage, & Side