6Kligman A. The future of cosmeceuticals: an interviewwith Albert Kligman, MD, PhD. interview by Zo Diana Draelos [J]. Dermatol Surg, 2005,31 (7): 890- 891.
7Choi CM, Berson D S. Cosmeceuticals[R]. Seminars in Cutaneous Medicine and Surgery, 2006,(25): 163-168.