3628085 UA-PI umbilical artery pulsatility index 73 3628084 UAPI uterine artery pulsatility index 19 3628087 UA-PI umbilical artery PI 4 3628092 UAPI Urban Aerosol Pollution Island 2 3628091 UAPI ultrasound-assisted phase inversion 1 3628093 UAPI Umbilical Artery Pulsitility Indices 1 3628090 UAPI unilateral adrenalectomy followed by external pituitary irradiation 1 3628089 UAPI urban aerosol pollution index 1