Ri-feng Chen

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OBJECTIVE To explore the better therapy for chronic tension-type headache (CTTH). METHODS Two hundred and eighty-eight cases were randomized into a sticking needling group (150 cases) and an acupuncture group (138 cases). In the sticking needling group, the manual sticking needling technique was adopted to stimulate the galea tendon-muscle node. In the(More)
Based on the analysis of working mechanism of microstrip coupler, a new microstrip coupler with EBG structure has been proposed. The coupling degree of the new coupler is greatly enhanced due to the EBG structure. The coupler is demonstrated by the experiment and the measured coupling coefficient is in good agreement with the simulation results. The new(More)
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