TY  - RPRT
TI  - Testing sunscreens using sunlight and photography.
AU  - G Kahn
AU  - G Wilcox
AU  - B W Wheeler
AU  - W Atchison
PY  - 1969
DO  - 10.1111/j.1365-2133.1969.tb15932.x
UR  - https://pubmed.ncbi.nlm.nih.gov/5379862/
ID  - 5379862
ER  -