National Institute of Neurological Disorders and Stroke | |
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Otolaryngology Clinics of North America | Acute treatment of migraine in adults |
American Academy of Otolaryngology — Head and Neck Surgery.
30The Merck Manual Professional Edition | Otolaryngology Clinics of North America |
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National Institute of Neurological Disorders and Stroke | Preventive treatment of migraine in adults |
Evaluation and management of "sinus headache" in the otolaryngology practice.
5.