1. From the Henry Ford Health System, Detroit, Michigan, USA.
2. University of California San Diego and Rady Children's Hospital-San Diego, San Diego, California, USA.
3. Department of Dermatology, University of Arkansas for Medical Sciences, Little Rock, Arkansas, USA.
4. Pfizer R&D UK Ltd., Surrey, United Kingdom.
5. Pfizer, Inc., Collegeville, Pennsylvania, USA.
6. Pfizer, Inc., New York, New York, USA.