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Subjects
- Migraine Disorders -- drug therapy2
- Migraine Disorders -- therapy[remove]2
- United States2
- Analgesics, Opioid -- adverse effects1
- Analgesics, Opioid -- economics1
- Analgesics, Opioid -- therapeutic use1
- Botulinum Toxins, Type A -- therapeutic use1
- California1
- Chronic Disease1
- Cost-Benefit Analysis1
- Disease Management1
- Emergency Medical Services1
- Humans1
- Insurance Coverage1
- Magnetic Field Therapy1
- Migraine Disorders -- economics1
- Migraine Disorders -- epidemiology1
- Migraine Disorders -- prevention & control1
- Migraine with Aura -- therapy1
- Randomized Controlled Trials as Topic1