Efficacy and safety profile of Onabotulinum toxin-A injection at sphenopalatine ganglion in trigeminal neuralgia: a prospective observational study
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Introduction: The sphenopalatine ganglion (SPG) plays a role in orofacial pain and headaches and is a target for pain modulation. Onabotulinum toxin-A injections have been described as a treatment for several neuropathic pain con... ...
