Institution
- Columbia University. College of Physicians and Surgeons4
- Duke University. Medical Center4
- Harvard College (1780- )4
- Imperial Cancer Research Fund (Great Britain)4
- National Cancer Institute (U.S.)4
- National Institutes of Health (U.S.)4
- Reed College (Portland, Or.)4
- University of California, Davis4
- University of California, Irvine4
- University of California, Los Angeles. School of Medicine4
- University of Illinois at Urbana-Champaign4
- University of Texas M.D. Anderson Cancer Center4
- University of Texas at Austin4
- Australian National University3
- Brown University3
- Carleton College (Northfield, Minn.)3
- Dartmouth Medical School3
- European Molecular Biology Laboratory 3
- Fu dan da xue (Shanghai, China)3
- Karolinska institutet3