THE IMPROVEMENT OF LUMBAR SPINE'S RANGE OF MOTION BY LONG-NEEDLE ELECTRO-ACUPUNCTURE COMBINE "THAN THONG TRUC U THANG" REMEDY Objectives: To evaluate the improvement of lumbar spine's range of motion by long-needle electro-acupuncture combine "Than thong truc u thang" remedy in the treatment of low back pain due to dics herniation.