1. Department of Pharmacology; Vanderbilt University; Nashville Tennessee U.S.A
2. Department of Medicine; Vanderbilt University; Nashville Tennessee U.S.A
3. Gilead Sciences Inc.; Fremont California U.S.A
4. Department of Biomedical Informatics; Vanderbilt University; Nashville Tennessee U.S.A
5. The Jackson Laboratory; Bar Harbor Maine U.S.A