Additionally , in the conventional acupuncture group , the acupoints of the Stomach Meridian of Foot-Yangming [ Biguan ( ST 31 ) , Liangqiu ( ST 34 ) , Zusanli ( ST 36 ) , Shangjuxu ( ST 37 ) , Xiajuxu ( ST 39 ) , etc. ] were selected and stimulated with the even needling technique .