Tsang RCC , Tsang PL , Ko CY , Kong BCH , Lee WY , Yip HTEffects of acupuncture and sham acupuncture in addition to physiotherapy in patients undergoing bilateral total knee arthroplasty — a randomized controlled trial . Clin Rehabil2007; 21: 719—28.
2.
Alderson P. , Chalmers I.Survey of claims of no effect in abstracts of Cochrane reviews . BMJ2003; 326: 475 .
3.
Dincer F. , Linde K.Sham interventions in randomized clinical trials of acupuncture — a review . Complement Ther Med2003; 11: 235—42.