Albers, G H Robert, Jan W v d Eijken, and Johannus Bras. 1994. “Through Knee Amputation With Gastrocnemius Musculocutaneous Flap: 6 Cases of Tibial Osteosarcoma Followed for 3 (1-6) Years”. Acta Orthopaedica 65 (1):67-70. https://doi.org/10.3109/17453679408993721.