RT Journal A1 Wroblewski, B. M. A1 Lewis, Gladius T1 Data in Clinical Studies of Volumetric Wear Rates JF The Journal of Bone & Joint Surgery JO The Journal of Bone & Joint Surgery YR 2001 FD April 1 VO 83 IS 4 SP 622 OP 622 DO UL http://dx.doi.org/ AB (1) We clearly stated in our report that "taking one million cycles [is] roughly equivalent to one year of clinical use" for the joint simulator studies1. The wide variations were clearly documented in our pedometer studies2.