2Phillip OB,James CC.Perioperative management of patient for neural blockade.Neural Blockade in Clinical.Anethesia and management of pain,1998,3:186-194.
3Fanelli G,Gaaati A,Garanci P,et al.Nerve stimulator and multiple injection technique for upper and lower limb blockade:failure rate,patient acceptance and neurologic complications.Anesth Analg,1999,88:847-852.
