[1] . Clinical and echo graphic analysis of photodynamic therapy using methylamino levulinate as sensitizer in the treatment of photo damaged facial skin[J]. Lasers in Surgery and Medicine, 2007, 39(3): 203-209.

[2] . My opinion and advice for the development of laser biology and medicine[J]. Applied Laser, 2001, 21(1): 49-50.

[3] . Development of diagnosis in laser medicine[J]. Modern Medicine Sanitation, 2002, 8(9): 761-762.

[4] SHEN R E,XUE P D.The design and production of LC filter circuit[M] .Beijing：Science Press，2006：11-28(in Chinese).

[5] . Research on new LC filter in harmonic suppression of equipment[J]. Power Electronics, 2006, 40(1): 50-52.

[6] . Resonant period tracking for high frequency switch mode capacitor charging power supply of TEA CO2 laser[J]. Laser Technology, 2007, 31(5): 522-525.

[7] . A fixed output power laser supply with improved power factor[J]. Laser Technology, 2004, 28(2): 147-150.

[8] . An experiment an numerical study on the forward biased SOA of IGBT[J]. IEEE Transactions on Electron Devices, 1996, 43(1): 490-500.

[9] . Design of IGBT driver and protection circuit for laser power supply[J]. Electronic Component & Device Applications, 2003, 5(5): 31-33.

[10] . Application of IGBT in high power solid state modular[J]. Power Electronics, 2007, 41(4): 56-57.