Limb Salvage Surgery in Paediatric Distal Femur Osteosarcoma with Partial Cortical Resection and Coraline Silicon Bone Substitute-Case Report. JPOA [Internet]. 2021 May 8 [cited 2026 Apr. 16];33(01):41-5. Available from: https://mail.jpoa.org.pk/index.php/upload/article/view/507