Bibliografia

1. Moher D, Cook DJ, Eastwood S et al. Improving the quality of reports of meta-analyses of randomized controlled trials: the QUOROM statement. Br J Surg 2000; 87: 1448-54.

2. Devillé WL, van der Windt DA, Dzaferagic A et al. The test of Lasègue. Systematic review of the accuracy in diagnostic herniated discs. Spine 2000; 25: 1140-7.