Citation:Darlington S, Williams G, Neale R, Frost C, Green A 2003
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Citation
Darlington S, Williams G, Neale R, Frost C, Green A. A randomized controlled trial to assess sunscreen application and beta carotene supplementation in the prevention of solar keratoses. Arch Dermatol 2003 Apr;139(4):451-5 Available from: http://www.ncbi.nlm.nih.gov/pubmed/12707092.
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