Sadat Naderi, M., Razzaghi, M., Djavid, G.E. and Hajebrahimi, Z. 2017. A Comparative Study of 660 nm Low-Level Laser and Light Emitted Diode in Proliferative Effects of Fibroblast Cells. Journal of Lasers in Medical Sciences. 8, 3 (Aug. 2017), S46-S50.