1. Division of Gastroenterology, Hepatology, and Nutrition; Department of Medicine; University at Buffalo; Buffalo NY USA
2. Center for Human Experimental Therapeutics; University of Rochester; Rochester NY USA
3. AIDS Clinical Trials Group Pharmacology Specialty Laboratory; New York State Center of Excellence in Bioinformatics and Life Sciences; School of Pharmacy and Pharmaceutical Sciences; University at Buffalo; Buffalo NY USA
4. Office of Clinical Pharmacology; Office of Translational Sciences; Center for Drug Evaluation and Research; US Food and Drug Administration; Silver Spring MD USA