1. UTH McGovern Medical School at Houston, Houston, TX, USA;
2. Medical University of Vienna, Austria;
3. Xcenda, Palm Harbor, FL, USA;
4. University of Toronto, Toronto, ON, Canada;
5. Pfizer Inc., Groton, CT, USA;
6. Pfizer Inc., New York, NY, USA;
7. Pfizer Inc., Collegeville, PA, USA