Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
(a) the number of authors that contributed to each article and the total amount/number of the published articles (b) Mean plot of the total citation for the different number of authors. One-way ANOVA followed by Tukey post hoc test was used to analyze all data. Different letter denotes a significant difference (P<0.001) from each other while the same letter shows non-significance (P>0.05)
