Table 4 Top active institutions/organizations in publishing documents in air pollution – related respiratory health (1900 – 2017)
Institution/Organization (country affiliation) | Frequency | % | h-index |
|---|---|---|---|
N = 3635 | |||
Harvard School of Public Health | 92 | 2.5 | 44 |
United States Environmental Protection Agency | 89 | 2.4 | 36 |
University of Southern California | 65 | 1.8 | 32 |
The University of North Carolina at Chapel Hill | 64 | 1.8 | 26 |
University of Washington, Seattle | 61 | 1.7 | 28 |
Inserm | 60 | 1.7 | 24 |
The University of British Columbia | 58 | 1.6 | 30 |
Utrecht University | 53 | 1.5 | 29 |
Helmholtz Center Munich German Research Center for Environmental Health | 52 | 1.4 | 29 |
Universitat Basel | 52 | 1.4 | 23 |