1. Topical photoprotective agents;Algra;Int. J. Dermatol,1978
2. Optical properties of human skin.;Anderson,1982
3. Protection factor of sunscreens to monochromatic radiation;Cripps;Arch. Dermatol,1974
4. Reusable ultraviolet monitors: Design, characteristics, and efficacy;Fanselow;J. Am. Acad. Dermatol,1983
5. Federal Register WSunscreen drug products for overthe-counter human drugs; proposed safety, effectiveness, and labeling conditions. Washington, D.C., Department of Health, Education and Welfare, Food and Drug Administration, Vol 43, No. 166, August 25, 1978, p. 38206