| University of Iowa |
Iowa City |
Iowa |
United States |
| University of Kansas |
Lawrence |
Kansas |
United States |
| Kansas State University |
Manhattan |
Kansas |
United States |
| University of Kentucky |
Lexington |
Kentucky |
United States |
| Tulane University |
New Orleans |
Louisiana |
United States |
| University of Maine |
Orono |
Maine |
United States |
| Johns Hopkins University |
Baltimore |
Maryland |
United States |
| National Institutes of Health |
Bethesda |
Maryland |
United States |
| University of Maryland |
College park |
Maryland |
United States |
| University of Maryland Baltimore County |
Greenbelt |
Maryland |
United States |
| University of Massachusetts |
Amherst |
Massachusetts |
United States |
| Northeastern University |
Boston |
Massachusetts |
United States |
| Massachusetts Eye and Ear |
Boston |
Massachusetts |
United States |
| Smithsonian Astrophysical Observatory |
Cambridge |
Massachusetts |
United States |
| Massachusetts Institute of Technology |
Cambridge |
Massachusetts |
United States |
| Harvard University |
Cambridge |
Massachusetts |
United States |
| Harvard Medical School |
Cambridge |
Massachusetts |
United States |
| University of Massachusetts Medical School |
Worcester |
MASSACHUSETTS |
United States |
| President and Fellows of Harvard College |
Cambridge |
Massecheuts |
United States |
| Boston College |
Chestnut Hill |
Massecheuts |
United States |
| University of Michigan |
Ann Arbor |
Michigan |
United States |
| Michigan State University |
East Lansing |
Michigan |
United States |
| Central Michigan Univesrity |
Mount Pleasant |
Michigan |
United States |
| University of Minnesota |
Minneapolis |
Minnesota |
United States |
| Mayo Clinic |
Rochester |
Minnesota |
United States |