P0126 The Influence of Surgeon Caseload and Usage on the Long-Term Outcomes of Unicompartmental Knee Replacement: An Analysis of over 34,000 Knee Replacements from the National Joint Registry

P0133 How Do Mortality Rates following Total Knee Arthroplasty Vary Worldwide? A Meta-Analysis of 6,051,261 Patients from 17 Countries

P0177 Upper Extremity Neuropathies following Severe COVID-19 Infection: A Multicenter Case Series

P0505 Inflammatory and Coagulopathic Etiologies of Femoral Head Avascular Necrosis are Associated with Highest Mortality, Worst Pain, and Function after Primary Total Hip Arthroplasty Compared to Other Pathogeneses