1. Rünger AM. Ultraviolet light. In: Bolognia JL, Jorizzo JJ, Schaffer JV, editors. Dermatology. 3rd ed. Beijing: Elsevier; 2012. p. 1455–65. Chap. 37.
2. James WD, Berger TG, Elston DM. Dermatoses resulting from physical factors. In: Andrew’s diseases of the skin: clinical dermatology. 11th ed. Elsevier Health Sciences; 2011. pp. 18–44 (Chap. 3).
3. Jean C, Bogdanowicz P, Haure MJ. UVA-activated synthesis of metalloproteinases 1, 3 and 9 is prevented by a broad-spectrum sunscreen. Photodermatol Photoimmunol Photomed. 2011;27:318–24.
4. Thielen AM, Saurat J. Retinoids. In: Bolognia JL, Jorizzo JJ, Schaffer JV, editors. Dermatology. 3rd ed. Beijing: Elsevier; 2012. p. 2089–103. Chap. 126.
5. Fitzpatrick RE, Rostan EF. Double-blind, half-face study comparing topical vitamin C and vehicle for rejuvenation of photodamage. Dermatol Surg. 2002;28:231–6.