1. Effects of long ultraviolet rays on human skin: Photoprotective or photoaugmentative?;Willis;J Invest Dermatol,1972
2. Ultraviolet carcinogenesis: Experimental, global, and genetic aspects, Sunlight and Man: Normal and abnormal Photobiologic Responses;Urbach,1974
3. Black light induction of skin tumors in mice;Zigman;J Invest Dermatol,1976
4. Ophthalmic ultraviolet action spectra;Bachem;Am J Ophthal,1956
5. Ueber spezifische wirkungen des langwelliges ultravioletten lichts auf die menschliche haut;Hausser;Strahlentherapie,1938