Affiliation: | 1. Department of Dermatology, Yuzuncu Yil University, Faculty of Medicine, Van, Turkey;2. Department of Dermatology, Ataturk University, Faculty of Medicine, Erzurum, Turkey;3. Department of Dermatology Istanbul Medeniyet University Goztepe Research and Training Hospital, Istanbul, Turkey;4. Department of Pediatric, Yuzuncu Yil University, Faculty of Medicine, Van, Turkey |