1.

Johns Hopkins University (MD)

2.

Harvard University (MA)

2.

University of North Carolina--Chapel Hill (NC)

4.

University of Washington (WA)

5.

University of Michigan--Ann Arbor (MI)

6.

Columbia University (NY)

7.

Emory University (GA)

8.

University of California--Berkeley (CA)

8.

University of California--Los Angeles (CA)

10.

University of Minnesota--Twin Cities (MN)

11.

  University of Pittsburgh (PA)

12.

    University of Texas--Houston Health Sciences Center (TX)

13.

  Boston University (MA)

13.

  Tulane University (LA)

15.

  University of Illinois--Chicago (LA)

16.

   University of Alabama--Birmingham (AL)

16.

  Yale University (CT)

18.

  University of Iowa (IA)

19.

   George Washington University (DC)

20.

University of South Florida (FL)

21.

Ohio State University (OH)

21.

St. Louis University (MO)

21.

University of Arizona (Zuckerman) (AZ)

24.

   Texas A&M Univ. System Health Sciences Center (TX)

24.

  University of South Carolina (SC)