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.
Graphs show analysis of AP50. Representative examples of MR imaging-based, oxygen-hemoglobin dissociation curves and derived AP50 values with limited normoxia-to-hyperoxia protocol in fetal liver (black), placenta (red), and maternal liver (blue) obtained by using, A, hyperoxia-to-normoxia or, B, normoxia-to-hyperoxia protocols.
