1. Department of Dermatology, King Abdullah University Hospital, Faculty of Medicine, Jordan University of Science and Technology, Irbid, Jordan
2. Faculty of Medicine, Jordan University of Science and Technology, Irbid, Jordan
3. Department of Public Health, Jordan University of Science and Technology, Irbid, Jordan
4. Cardiff University, Cardiff, UK
5. Sheffield Dermatology Research, IICD, University of Sheffield, UK