1. Pharmerit International LP, Bethesda, MA, USA;
2. Mallinckrodt Pharmaceuticals, Bedminster, NJ, USA;
3. Formerly of Mallinckrodt Pharmaceuticals, Bedminster, NJ, USA;
4. School of Pharmacy, University of Washington, Seattle, WA, USA;
5. Department of Dermatology, Medical University of Vienna, Vienna, Austria