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-c) Recovered depths for phantoms with different optical properties and PpIX concentrations. The best fit to the line of equality is indicated. Error bars are the standard deviation from 3 replicates. (d-f) Recovered [PpIX] for three phantoms with different optical properties and [PpIX] values as indicated by the horizontal dashed lines. Error bars are the standard deviation from 3 replicates.
