6Hruza GJ, Dover JS, flotte TJ, et al, Q- switched Ruby laser irradiation of normal human skin[J]. Arch Dermatol, 1991,127:1799 - 1805.
7Kagami S, Asahina A, Watanabe R, et al.Treatment of 153 Japanese patients with Q - switched alexandrite laser[J]. Lasers Med Sci,2007, Sep;22(3 ) : 159 - 163.
8Kurita M, Karo H Yoshimura K. A therapeutic strategy based on histological assessment of byperpigmented skin lesions in Asians[J]. Plast Reconstr Aesthet Surg,2008, 1:9.