1. University of Minnesota; College of Pharmacy, Department of Pharmaceutics; 308 Harvard Street S.E. Minneapolis MN 55455 USA
2. University of Minnesota; Characterization Facility; 308 Harvard Street S.E. Minneapolis MN 55455 USA
3. University of Iowa; College of Pharmacy, Department of Pharmaceutical Sciences and Experimental Therapeutics; 115 S Grand Ave Iowa City IA 52242 USA