1. Dermatology and Plastic Surgery Associates; Joliet IL USA
2. Forefront Dermatology; Carmel IN USA
3. Division of Dermatology; Loyola University Medical Center; Maywood IL USA
4. Department of Pathology; Loyola University Medical Center; Maywood IL USA
5. Department of Dermatology; University of Texas Southwestern Medical Center; Dallas TX USA
6. Division of Dermatology; Ann & Robert H. Lurie Children's Hospital of Chicago; Chicago IL USA
7. Department of Dermatology; Northwestern University Medical Center; Chicago IL USA