1. Department of Pharmacodynamics and Molecular Pharmacology Faculty of Pharmacy The Ludwik Rydygier Collegium Medicum Nicolaus Copernicus University Bydgoszcz Poland
2. Departments of Dermatology and Pathology University of Alabama at Birmingham Birmingham AL
3. Division of Connective Tissue Diseases Department of Medicine University of Tennessee Memphis TN
4. Department of Veterans Affairs Medical Center Memphis TN
5. Comprehensive Cancer Center Cancer Chemoprevention Program University of Alabama at Birmingham Birmingham AL
6. Department of Veterans Affairs Medical Center Birmingham AL