·Acute low back pain 。 EX-UE7(metacarpal bone),acupuncture BL40(Popliteal crease),blood letting 。BL40 EX-UE7 腰痛點 每人机9 • Acute low back pain • EX-UE7(metacarpal bone), acupuncture • BL40(Popliteal crease), blood letting EX-UE7