From: Bibliometric analysis of global Lassa fever research (1970–2017): a 47 – year study
Country | No of documents | % |
---|---|---|
United States | 450 | 40.87 |
Undefined | 261 | 23.71 |
United Kingdom | 117 | 10.63 |
Germany | 96 | 8.72 |
Nigeria | 65 | 5.90 |
Sierra Leone | 54 | 4.90 |
France | 44 | 4.00 |
Canada | 32 | 2.91 |
Switzerland | 32 | 2.91 |
Netherlands | 22 | 2.00 |
Guinea | 21 | 1.91 |
Japan | 21 | 1.91 |
Sweden | 18 | 1.63 |
South Africa | 17 | 1.54 |
Belgium | 16 | 1.45 |
Italy | 12 | 1.09 |
Liberia | 12 | 1.09 |
Australia | 10 | 0.91 |
India | 10 | 0.91 |
China | 9 | 0.82 |