25 Univ Coll London UK
25 Univ Illinois - Urbana Champaign USA
27 Swiss Fed Inst Tech - Zurich Switzerland
28 Washington Univ - St. Louis USA
29 Rockefeller Univ USA
30 Northwestern Univ USA
31 Duke Univ USA
32 New York Univ USA
33 Univ Minnesota - Twin Cities USA
34 Univ Colorado - Boulder USA
35 Univ California - Santa Barbara USA
36 Univ British Columbia Canada
36 Univ Texas Southwestern Med Center USA
38 Vanderbilt Univ USA
39 Univ Utrecht Netherlands
40 Univ Texas - Austin USA
41 Univ Paris 06 France
42 Univ California - Davis USA
43 Pennsylvania State Univ - Univ Park USA
44 Rutgers State Univ - New Brunswick USA
45 Tech Univ Munich Germany
46 Karolinska Inst Stockholm Sweden
47 Univ Edinburgh UK
48 Univ Paris 11 France
48 Univ Pittsburgh - Pittsburgh USA
48 Univ Southern California USA
51 Univ Munich Germany
52 Univ Rochester USA
53 Australian Natl Univ Australia
54 Osaka Univ Japan
55 Univ California - Irvine USA
56 Univ North Carolina - Chapel Hill USA
57 Univ Maryland - Coll Park USA
57 Univ Zurich Switzerland
59 Univ Copenhagen Denmark
60 Univ Bristol UK
61 McGill Univ Canada
62 Carnegie Mellon Univ USA
63 Univ Leiden Netherlands
64 Univ Heidelberg Germany
65 Case Western Reserve Univ USA
66 Moscow State Univ Russia
67 Univ Florida USA
68 Univ Oslo Norway
69 Tohoku Univ Japan
69 Univ Sheffield UK
71 Purdue Univ - West Lafayette USA
72 Univ Helsinki Finland
73 Ohio State Univ - Columbus USA
74 Uppsala Univ Sweden
75 Rice Univ USA