Uterine artery Doppler measurements during first and second trimesters of normal pregnancy.
Solhild StridsklevØyvind SalvesenKjell Å SalvesenSven M CarlsenMay A HusøyEszter VankyPublished in: Acta obstetricia et gynecologica Scandinavica (2017)
A UtAPI reference curve was constructed for the first and second trimesters of pregnancy. Although the mean UtAPI values may vary from one examination to the next, most mean UtAPI values remain within the higher or lower range, i.e. above or below the 50th centile.