A caution regarding standardization of power Doppler to measure perfusion in placental tissue.
Welsh
A W
AW
D000328:Adult; D005260:Female; D005315:Fetal Diseases / Q000000981:diagnostic imaging* / Q000517:prevention & control; D006801:Humans; D010920:Placenta / Q000098:blood supply / Q000000981:diagnostic imaging*; D021041:Placental Circulation / Q000502:physiology; D011247:Pregnancy; D012015:Reference Standards; D018608:Ultrasonography, Doppler / Q000379:methods