Klimenko , Oksana, Ted C. Sousa, Ryan Baker, Jacob Carl, Shelley Mader, Kristopher Holden, and Mark L. McMulkin. 2023. “How Reliable Is a J-Sign Severity Scale When Assessing Lateral Patellar Instability? Original Research”. Journal of the Pediatric Orthopaedic Society of North America 5 (3). https://doi.org/10.55275/JPOSNA-2023-630.