From: Worldwide research productivity in the field of electronic cigarette: a bibliometric analysis
SCRa | Institutions | No. of documents (%) |
---|---|---|
1st | Food and Drug Administration, USA | 15 (4.2) |
2nd | Universita degli Studi di Catania, Italy | 14 (3.9) |
3rd | University of California, San Francisco, USA | 13 (3.7) |
4th | Onassis Cardiac Surgery Centre, Greece | 12 (3.4) |
4th | Barts and The London Queen Mary’s School of Medicine and Dentistry,UK | 12 (3.4) |
6th | University of California, Riverside, USA | 9 (2.5) |
7th | Roswell Park Cancer Institute, USA | 7 (2.0) |
7th | Institute of Social and Preventive Medicine, Switzerland | 7 (2.0) |
7th | Johns Hopkins Bloomberg School of Public Health, USA | 7 (2.0) |
7th | Faculty of Medical and Health Sciences, School of Population Health, New Zealand | 7 (2.0) |