Kamal AF, Hutagalung EU, Gumay S, Prabowo Y, Yanuarso Y. Primary malignant giant cell tumor of the patella: report of a rare case. Med J Indones [Internet]. 2013Dec.13 [cited 2024Apr.20];22(4):238-42. Available from: http://mji.ui.ac.id/journal/index.php/mji/article/view/607