In the acupuncture-moxibustion group , acupuncture was applied to Shenshu ( BL @ ) , Pangguangshu ( BL @ ) , Zhongji ( CV @ ) , Guanyuan ( CV @ ) and Shuidao ( ST @ ) , and the warm moxibustion therapy with moxa stick was used at Shenshu ( BL @ ) , Guanyuan ( CV @ ) and Shenque ( CV @ ) , once every day .