7Aktan S, oamen E, Sanli B, Anxiety, depression, and nature of acne vulgaris in adolescents [ J ]. Int J Dermatol, 2000,39:354 - 357.
8Mallon E, Newton JN, Klassen A, et al. The quality of life in acne: acomparison with general medical conditions using generic questionaires [ J ]. Br J Dermatol, 1999,140 : 672 - 676.
9MallonE,Newton JN,Klassen A,et al.The quality of life inacne:a comparison with general medical conditions usinggeneric questionnaires[J].Br J Dermatol, 1999,140:672-676.