@misc{indiciae5e48c0111e94, title = {Sunscreens with broad-spectrum absorption decrease the trans to cis photoisomerization of urocanic acid in the human stratum corneum after multiple UV light exposures.}, author = {P M Krien and D Moyal}, year = {1994}, doi = {10.1111/j.1751-1097.1994.tb05105.x}, url = {https://pubmed.ncbi.nlm.nih.gov/7972382/}, note = {Source identifier: 7972382} }