the concentrations ( nmol/l ) of norepinephrine and epinephrine in normal fetuses were 40.3 +/- 7.9 ( mean +/- sd ) and 5.4 +/- 1.5 , respectively , whereas those in distressed fetuses were 156.8 +/- 48.0 and 12.1 +/- 4.5 , respectively .
C0028351
norepinephrine
C0014563
epinephrine