Institution
- University of Cape Town2
- University of Chicago. Hospitals and Clinics2
- University of Glasgow2
- University of Leeds2
- University of Liverpool2
- University of Massachusetts Medical Center/Worcester2
- University of Michigan. University Hospital2
- University of Missouri2
- University of Nebraska--Lincoln2
- University of New Hampshire2
- University of New Mexico2
- University of Ottawa2
- University of Sheffield2
- University of St. Andrews2
- University of Sussex2
- University of Tennessee (System)2
- University of Texas Graduate School of Biomedical Sciences at Galveston2
- University of Vermont2
- University of Western Australia2
- University of Western Ontario2