Ultrasound Guided Block of Stellate Ganglion Versus Greater Occipital Nerve in Resistant Migraine and Correlation to Calcitonin Gene Related Peptide
Conditions
Interventions
- PROCEDURE: ultrasound guided Greater occipital nerve block
- PROCEDURE: Ultrasound guided Stellate ganglion block
Sponsor
Ain Shams University
Collaborators
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