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) Averaged preprocessed CARS spectra of healthy tissue and two PAD levels: moderate and severe. The spectra have been offset vertically for clarity. (b) A PC-DFA plot showing the first two discriminant function scores of a total of 122 CARS spectra from healthy tissue and two levels of PAD.
