[3] Liu C Y,Zhao Y P. Information biology on low intensity laser.SPIE,1999,3863: 444~451
[4] Liu C Y, Duan R, Yin P J, et al. Membrane mechanism of low intensity laser Biostimulation on a cell. SPIE,2000,4224: 186~192
[5] Karu T. The Science of Low-Power Laser Therapy. Amsterdam: Gordon and Breach Science Publishers,1998
[6] Karu T. Photochemical effects upon the cornea,skin and other tissues (photobiology of low-power laser effects).Health Physics,1989,56(5):691~704
[8] Tunér J,Hode L. Low Level Laser Therapy. Graengesberg: Prima Books in Sweden AB,1999
[11] Duan R,Zhu L,Liu C Y,et al.Light emitting diode irradiation protect against the amyloid beta 25-35 induced apoptosis of PC12 cell in vitro.,2003,33(3):199~203