Rasappan K, Papalia GF, Evans S, Parry M, Stevenson J, Morris G, et al. Can we quantify a safe margin to reduce local recurrence in parosteal osteosarcomas around the distal femur? A cohort study based on 27 patients. ActaO [Internet]. 2026 May 22 [cited 2026 May 24];97:308–312. Available from: https://actaorthop.org/actao/article/view/45943