1. Historical, anthropological, and biological aspects of sun and the skin;Hollubar;Clin Dermatol,1998
2. Sunscreen, suntan and anti-sunburn preparations;Wilkinson,1982
3. The PABA story;Mackie;Australas J Dermatol,1999
4. A response to concerns about sunscreens;Pathak;J Dermatol Surg Oncol,1989
5. Nitrosation of tertiary aromatic amines related to sunscreen ingredients;Loeppky;IRAC Sci Publ,1991