1. Department of Biological and Chemical Sciences, Thomas Jefferson University, Philadelphia, Pennsylvania, United States
2. Department of Biology, Emory University, Atlanta, Georgia, United States
3. Department of Integrative Physiology, University of Colorado Boulder, Boulder, Colorado, United States
4. Department of Biology, Boston University, Boston, Massachusetts, United States
5. Biology Department, Austin Community College, Austin, Texas, United States
6. Biology Department, Edmonds College, Seattle, Washington, United States
7. Department of Anatomy, Cell Biology, and Physiology, Indiana University School of Medicine, Bloomington, Indiana, United States
8. School of Medicine, Medical Science & Nutrition, University of Aberdeen, Aberdeen, United Kingdom
9. Department of Medical Education, University of Texas at Austin, Austin, Texas, United States