1. School of Medicine; University of California, San Diego; San Diego California
2. Division of Medical Genetics; Department of Medicine; University of Washington; Seattle Washington
3. Department of Dermatology; Group Health Physicians; Seattle Washington
4. Department of Dermatology; School of Medicine; University of Utah; Salt Lake City Utah
5. Department of Pediatrics; School of Medicine; University of Utah; Salt Lake City Utah
6. Department of Dermatology; Medical College of Wisconsin; Milwaukee Wisconsin
7. Department of Pediatrics; Medical College of Wisconsin; Milwaukee Wisconsin
8. Department of Dermatology; University of California at San Francisco; San Francisco California
9. Department of Pediatrics; University of California, San Francisco; San Francisco California