In the present study,the effects of electroacupuncture were investigated and compared in cases of four conditions of electrpacupuneture stimulation,administered at high and low frequencies at distant and proximal segments respectively.The experiments were carried out with 48 conscious rabbits.The method and procedure have been previously described.The results are as follows:1.The thinner the fibers,the better the analgesia effects in distant and proximal segments.2.The analgesia effect groups of fibers Ⅰ Ⅱ ...