G. K. Verma, S. Thakur, G. R. Tegta, A. K. Negi, S. Sharma, and P. Mehta, “Trends of common contact sensitizers in tandem with increased hair dye dermatitis in Shimla, a sub-Himalayan region: a study of 521 patients”, Int J Res Dermatol, vol. 5, no. 3, pp. 505–510, Jul. 2019.