From: Bibliometric analysis of global Lassa fever research (1970–2017): a 47 – year study
No of journals | % of journals | No of articles | % of articles | Bradford multiplier | |
---|---|---|---|---|---|
Core | 19 | 4.34 | 372 | 33.79 | |
Zone 1 | 74 | 16.89 | 332 | 30.15 | 3.89 |
Zone 2 | 345 | 78.77 | 397 | 36.06 | 4.66 |
Total | 438 | 100.00 | 1101 | 100.00 | 4.27 |