2Ieveque JL, Corcuff P, de Rigal J, et al.In vivo studies of the evolution physical properties of the human skin with age [ J ]. Int J Dermatol, 1984,23 (5): 322
3Kelly RI, Pearse R, Bull RH, et al. The effects of aging on the cutaneous microvasculature [ J ]. J Am Acad Dermatol,1995,33(5Pt1 ) :749
4Shuster S, Black MM, McVitie E. The influence of age and sex on skin thickness,skin collagen and density[ J ]. Br J Dermatol, 1975,93 (6) :639
5张学军,刘维达,何春涤.现代皮肤病学[M].北京:人民卫生出版社,2001.295~299
6Bikowski J. The use of therapeutic moisturizers in various dermatologic disorders [ J ]. Cutis,2001.68 (5 Suppl); 3