1. Pharmacokinetics, Pharmacodynamics and Drug Metabolism; Merck & Co., Inc.; 770 Sumneytown Pike, WP75A-203A, West Point PA 19486 USA
2. Department of Pharmaceutical Sciences; University of the Sciences in Philadelphia; 600 South 43rd Street, Philadelphia PA 19104-4495 USA
3. Safety Assessment; Merck & Co., Inc.; 770 Sumneytown Pike, WP81-217, West Point PA 19486 USA