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.
Training (purple circles), validation (orange squares) and test (green diamonds) sets are shown. The data used in the analysis is shown in Table 1 in S1 File.
