Pressure gradient 2:PressDiff:Pt:Region of interest.XXX:Qn:US.doppler
pressure gradient 2:pressdiff:pt:region of interest.xxx:qn:us.doppler
Pressure gradient 2:Difference:To identify measures at a point in time:Region of interest.Not specified:Quantitative:Ultrasound.doppler
pressure gradient 2:difference:to identify measures at a point in time:region of interest.not specified:quantitative:ultrasound.doppler