Pressure gradient 2.mean:PressDiff:Pt:Circulatory system.XXX:Qn:US
pressure gradient 2.mean:pressdiff:pt:circulatory system.xxx:qn:us
Pressure gradient 2.mean:Difference:To identify measures at a point in time:Circulatory system.Not specified:Quantitative:Ultrasound
pressure gradient 2.mean:difference:to identify measures at a point in time:circulatory system.not specified:quantitative:ultrasound