From: Bibliometric analysis of global Lassa fever research (1970–2017): a 47 – year study
NP ≥ 1
(10 or more articles)
0 < NP < 1
(2–9 articles)
NP = 0
(1 article)
Total
Number of authors
38
633
2508
3179
% Authors
1.20
19.91
78.89
100.00