in this study serum levels of estetrol ( e4 ) , estetrol glucosiduronate ( e4-g ) , estriol ( e3 ) and estriol-16-glucosiduronate ( e3-16-g ) were measured by r.i.a . in maternal peripheral vein blood ( mpv ) , umbilical artery blood ( ua ) and umbilical vein blood ( uv ) at delivery .
C0014899
estetrol
C0014927
estriol