1. aWayne State University, Detroit, Michigan
2. bPacific Northwest University of Health Sciences, Yakima, Washington
3. cAnn and Robert H. Lurie Children’s Hospital and Northwestern Feinberg School of Medicine, Chicago, Illinois
4. dUniversity of Illinois at Chicago, Chicago, Illinois
5. eUniversity of Chicago, Chicago, Illinois
6. fBeaumont Health Care, Royal Oak, Michigan