Sindhvananda, Jirot, Chakkrapong Chunhasewee, and Nantaporn Panichluechachai. “The Significance of Photopatch Testing and Photoallergic Contact Dermatitis: 10-Years Experience”. Journal of Health Science of Thailand 23, no. 4 (November 29, 2017): 753–761. Accessed December 10, 2025. https://www.thaidj.org/index.php/JHS/article/view/743.