Figure 1.
Reported performance indicators to be considered in a research PPP performance measurement system, classified into 5 categories. Figure adapted from (2).
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.