Duyen, Trinh Tran Hong, and Tran Anh Tu. 2020. “Simulating Low-Level Laser Propagation From Skin Surface to Lumbar Disc, Knee, Femur and Prostate Gland By Monte Carlo Method”. American Scientific Research Journal for Engineering, Technology, and Sciences 67 (1):17-24. https://www.asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/5798.