1. Department of Pharmacology and Physiology George Washington University Washington DC USA
2. Department of Pharmacology and Center for Pharmacogenomics Feinberg School of Medicine Northwestern University Chicago Illinois USA
3. Department of Medicine George Washington University Washington DC USA
4. Institute for Genome Sciences University of Maryland Baltimore Maryland USA
5. Department of Biochemistry and Molecular Medicine George Washington University Washington DC USA
6. Department of Pharmacology and Physiology GW Cancer Center George Washington University Washington DC USA