1. Oral Medicine Department, Dental School, Shahid Beheshti University of Medical Sciences, Tehran, Iran
2. Skin Research Center, Tehran University of Medical Sciences, Tehran, Iran
3. The International Research Collaborative - Oral Health and Equity, School of Anatomy, Physiology and Human Biology, University of Western Australia, Crawley, WA 6009, Australia
4. Skin Research Center, Shahid Beheshti University of Medical Sciences, Tehran, Iran
5. Shahid Beheshti University of Medical Sciences, Tehran, Iran
6. Department of Oral Medicine, Faculty of Dentistry, Alborz University of Medical Sciences, Karaj, Iran