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.
Resistant (absence of zone around discs) -, slightly sensitive (sensitivity 21–40%) +, moderately sensitive (sensitivity 41–60%) ++, quite sensitive (sensitivity 61–80%) +++, highly sensitive (sensitivity 81–100%) ++++, all the results of sensitivity in this table were normalized with the diameter values of vector only.
