1. Department of Biomedical Sciences Western Michigan University Homer Stryker M.D. School of Medicine, Kalamazoo, MI, USA
2. Center for Teaching and LearningRoss University School of Medicine, Commonwealth of Dominica, West Indies
3. DeVry Medical International'sInstitute for Research and Clinical Strategy Iselin, NJ, USA
4. The Commonwealth Medical CollegeScranton, PA, USA