Table 2.
Top 10 institutions for publications on PHN.
| Rank | Institutions | Countries/Regions | Publications | Centrality |
|---|---|---|---|---|
| 1 | Pfizer | USA | 151 | 0.18 |
| 2 | Harvard University | USA | 141 | 0.59 |
| 3 | University of California System | USA | 128 | 0.15 |
| 4 | Harvard Medical School | USA | 83 | 0.03 |
| 5 | University of Rochester | USA | 67 | 0.22 |
| 6 | GlaxoSmithKline | UK | 65 | 0 |
| 7 | Merck & Company | USA | 57 | 0.44 |
| 8 | US Department of Veterans Affairs | USA | 57 | 0.15 |
| 9 | University of Kiel | Germany | 50 | 0 |
| 10 | Veterans Health Administration (VHA) | USA | 49 | 0 |
PHN = postherpetic neuralgia.