1. Department of Plastic and Reconstructive Surgery; Eulji General Hospital; Eulji University School of Medicine; Seongnam; Korea
2. Department of Plastic and Reconstructive Surgery; Seoul National University Bundang Hospital; Seongnam; Korea
3. Department of Pathology; Seoul National University Bundang Hospital; Seongnam; Korea
4. Department of Dermatology; Seoul National University Bundang Hospital; Seongnam; Korea