1. Mantagna, W., and Parakkal, P.F. (1974)The Structure and Function of Skin, pp. 75–86, Academic Press, New York.
2. Blois, M.S., Fitzpatrick, T.B., Daniels, F. Jr., and Quevedo, W.C. (1969) inThe Biologic Effects of Ultraviolet Radiation (Urbach, F., ed.) pp. 325–326, Pergamon Press, New York.
3. Blum, H.F. (1961)Quart. Rev. Bio. 36, 50–63.
4. Daniels, F. Jr. (1964) inHandbook of Physiology (Dill, D.B., ed.) Sec. 4, pp. 969–987, Environmental American Physiological Society, Washington, DC.
5. Daniels, F. Jr. (1974) inCancer Epidemiology and Prevention: Current Concepts (Schottenfeld, D., ed.) pp. 126–152, Charles C. Thomas, Springfield, IL.