1. Johns Hopkins School of Medicine, Baltimore, Maryland
2. Icahn School of Medicine at Mount Sinai, New York, New York
3. University of California, San Francisco
4. San Francisco Veteran Affairs Medical Center, California
5. Indiana University School of Medicine, Indianapolis
6. MetroHealth Medical Center, Case Western Reserve University, Cleveland, Ohio
7. Emory University School of Medicine, Atlanta, Georgia
8. Children's National Medical Center, Washington D.C.