Rank | Publication | Country | Publication | Institution |
1 | 382 | USA | 39 | SNU |
2 | 266 | Japan | 38 | Kyoto Prefectural University of Medicine |
3 | 230 | China | 35 | Yonsei University |
4 | 174 | South Korea | 25 | University of London |
5 | 100 | England | 25 | Seoul National University Hospital |