1. Analytical Research and Development, Merck & Co., Inc., Rahway, New Jersey 07065, United States
2. Center for Materials Science and Engineering, Merck & Co., Inc., West Point, Pennsylvania 19486, United States
3. Pharmaceutical Sciences and Clinical Supply, Merck & Co., Inc., West Point, Pennsylvania 19486, United States
4. X-ray Science Division, Argonne National Laboratory, Argonne, Illinois 60439, United States
5. Improved Pharma, West Lafayette, Indiana 47906, United States
6. Department of Industrial and Physical Pharmacy, Purdue University, 575 Stadium Mall Drive, West Lafayette, Indiana 47907, United States