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| Efficacy of High-frequency Ultrasound Guided Posterior Branch Block of the Spinal Nerve Combined with Acupuncture at Acupoints of the Bladder Meridian of Foot-Taiyang for the Treatment of Cervicogenic Headache |
| SHI Yudan, WANG Lingling, ZHANG Xiaoming, YANG Xin, CAO Lin |
| First-author's address: Department of Pain, the 920th Hospital of Joint Logistics Support Fore of PLA, Kunming 650000, China |
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Received: 12 February 2026
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