1. Division of Product Quality Research, Office of Testing and Research, Office of Pharmaceutical Quality, Center for Drug Evaluation and Research, Food and Drug Administration, 10903 New Hampshire Ave., Silver Spring, Maryland 20993, United States
2. Department of Chemical and Biomolecular Engineering, University of Maryland, College Park, Maryland 20742, United States
3. Division of Pharmaceutical Manufacturing Assessment I, Office of Pharmaceutical Manufacturing Assessment, Office of Pharmaceutical Quality, Center for Drug Evaluation and Research, Food and Drug Administration, 10903 New Hampshire Ave., Silver Spring, Maryland 20993, United States
4. Department of Chemical and Bimolecular Engineering, University of Delaware, Newark, Delaware 19716, United States
5. Department of Chemical and Life Sciences Engineering, Virginia Commonwealth University, Richmond, Virginia 23284, United States