1. Inflammation, fibrin and fibrinolysis;Ryan,1973
2. Ultraviolet Erythema: A Study on Diffusion Processes in Human Skin;Leun,1966
3. Cutaneous photobiology: Past, present and future;Urbach;J Invest Dermatol,1976
4. Normal and abnormal reactions of man to light;Pathak,1971
5. Evaluation and measurement of ultraviolet erythema;Tronnier,1969