1. Skin and Stem Cell Research Center, Tehran University of Medical Sciences, Tehran, Iran
2. Department of Dermatology, St. George Hospital. UNSW. Sydney. Australia
3. Laser Application in Medical Sciences Research Center, Shahid Beheshti University of Medical Sciences, Tehran, Iran 4
4. Laser Therapist and Instructor, Canadian Optic and Laser Center, BC, Canada
5. Burn Research center, Department of Plastic and Reconstructive Surgery, Iran University of Medical Sciences, Tehran, Iran