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) Preferred Reporting Items for Systematic Review and Meta-Analysis Protocols (PRISMA-P) flowchart. Quality assessment of the eligible studies including the data for (B) swine influenza A virus (swIAV) prevalence and (C) seroprevalence of swIAV in South Korean domestic pigs.
