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.
Data from [6] (closed circles) are linked with dotted lines for clarity sake. Error bars represent SD. The notation (NS/*, NS/*) denotes statistically significant differences (*) or no (NS) in the (α, θ0)–plane.
