1. Department of Pharmacological and Pharmaceutical Sciences, College of Pharmacy, University of Houston, Houston, TX
2. Department of Pharmacy Sciences, School of Pharmacy and Health Professions, Creighton University, Omaha, NE, and Molecular Pharmacology Unit Pharmaceutical Products, Alcon Research Ltd., Fort Worth, TX
3. Department of Pharmacy Sciences, School of Pharmacy and Health Professions, Creighton University, Omaha, NE, and Molecular Pharmacology Unit Pharmaceutical Products, Alcon Research Ltd., Fort Worth, TX
4. Department of Pharmacy Sciences, School of Pharmacy and Health Professions, Creighton University, Omaha, NE, and Molecular Pharmacology Unit Pharmaceutical Products, Alcon Research Ltd., Fort Worth, TX