1. Biophysical Considerations of Light Protection**From the Department of Medicine and Division of Dermatology, University of Minnesota, Minneapolis, Minn.
2. Clinical Experience with a Topical Light Filter
3. 4. WJ Runge, and RM Fusaro : A new topical protection against light . Proc XII Int Cong Derm, Sept 1962, Washington, D. C.Vol. II p.1637 , Int Cong Series No. 55, Excerpta Medica Foundation, Amsterdam, 1963 .
4. 5. WJ Runge, and RM Fusaro : Studies on light sensitivity and protection . Proc XII Int Cong Derm, Sept 1962, Washington, D. C.Vol I p.739 -741 , Int Cong Series No. 55, Excerpta Medica Foundation, Amsterdam, 1963 .