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.
Peak ventricular pressure development, maximum rate of contraction (+dP/dt), and relaxation (−dP/dt) in fetal hearts. Two-way ANOVA used to obtain P values for IUGR and melatonin (MT) effects in the left and right ventricles. Control vehicle n = 6; all other groups n = 5. *Significant effect of MT.
