1. Department of MedicineUniversity of VermontBurlingtonVermontUSA
2. Receptor Biology GroupNational Institutes of HealthResearch Triangle ParkNorth CarolinaUSA
3. Biostatistics BranchNational Institute of Environmental Health Science, National Institutes of HealthResearch Triangle ParkNorth CarolinaUSA
4. Center for Nuclear Receptors and Cell SignalingUniversity of HoustonHoustonTexasUSA