Ngammongrkolrat, Ruamporn, and Natta Rajatanavin. “Phototesting in lupus erythematosus:a literature review”. Thai Journal of Dermatology 31, no. 3 (July 1, 2015): 180–186. accessed August 28, 2026. https://he02.tci-thaijo.org/index.php/TJD/article/view/282622.