Luthfi Lazuardi, Dicky Mulyadi, Albert Riantho. Medial Tibial Bone Defect with Severe Varus Deformity in Osteoarthritis Kellgren Lawrence grade IV Using Primary Total Knee Arthroplasty Combined with screwing and Autologous Bone Graft: A Case Report and Technical Notes. the int. j. of med. science and health. 2026;34(2):1-15. doi:10.70070/abkdss91