[pdf-embedder url=”https://acupuncturecontinuinged.com/wp-content/uploads/2022/10/Lidocaine-injection-of-pericranial-myofascial-trigger-points-in-the-treatment-of-frequent-episodic-tension-type-headache.pdf” title=”Lidocaine injection of pericranial myofascial trigger points in the treatment of frequent episodic tension-type headache”]