“Primary Total Knee Arthroplasties under the Brazilian Public Health Unic System (SUS) - Number of Procedures, Regional Distribution, Hospitalization Costs, Average Length of Hospital Stay and Mortality (2012-2021)”. Research, Society and Development 11, no. 5 (April 10, 2022): e38711528548. Accessed December 5, 2025. https://rsdjournal.org/rsd/article/view/28548.