Barikbin, B., A. Ayatollahi, S. Younespour, and S. Hejazi. “Evaluation of Efficacy of Intense Pulsed Light (IPL) System in the Treatment of Facial Acne Vulgaris:Comparision of Different Pulse Durations; A Pilot Study”. Journal of Lasers in Medical Sciences, vol. 2, no. 2, June 2011, pp. 67-72, https://journals.sbmu.ac.ir/jlms/article/view/2286.