Sheppard, Evan, and Matthew Oetgen. “Proximal Valgus Femur Osteotomy for Coxa Vara: Surgical Technical Tips”. Journal of the Pediatric Orthopaedic Society of North America 2, no. 3 (November 1, 2020). Accessed April 26, 2025. https://jposna.org/index.php/jposna/article/view/170.