Qin, Jing, Kup-Sze Choi, Wai-Man Pang, Zhang Yi, and Pheng-Ann Heng. 2010. “Collaborative Virtual Surgery: Techniques, Applications and Challenges”. International Journal of Virtual Reality 9 (3):1-7. https://doi.org/10.20870/IJVR.2010.9.3.2773.