1. Outpatient Anesthesia;White,1990
2. Frequency of hypotension during conventional or asymmetric hyperbaric spinal block;Casati;Reg Anesth Pain Med,1999
3. Spinal anesthesia with hypobaric bupivacaine for knee arthroscopies: Effect of posture on motor block;Kuusniemi;Reg Anesth Pain Med,2001
4. Comparison between spinal anaesthesia and sciatic-femoral block for arthroscopic knees surgery;Spasiano;Minerva Anestesiol,2007
5. Unilateral spinal anesthesia or combined sciatic-femoral nerve block for day-case knee arthroscopy. A propesctive, randomized comparison;Cappelleri;Minerva Anestesiol,2000