251 Patellar Resurfacing in Primary TKA: Improved 15-Year Outcomes in Over 25,000 Cases

338 No One-Size-Fits-All: Surgical Approach Dictates Optimal Bearing Choice in 30,000 THAs Over 25 Years

488 Fifty Years of Progress: Trends in Survivorship and Failure Mechanisms in over 42,000 Primary THAs

528 Determining the Mechanical Axis of the Femur from a Standard Anteroposterior Knee Radiograph with Deep Learning