Rank

Institution

Count

Centrality

1

University California San Diego

63

0.16

2

University California San Francisco

63

0.07

3

Columbia University

44

0.07

4

University Calif Los Angeles

36

0.04

5

University Washington

33

0.06

6

Johns Hopkins University

32

0.06

7

Harvard Medical School

28

0.04

8

University Toronto

27

0.05

9

Harvard University

27

0.06

10

NYU

26

0.09