Pressure gradient.mean.XXX/Pressure gradient 2.mean.XXX:PresRto:Pt:Circulatory system.XXX:Qn:US.doppler.calculated
pressure gradient.mean.xxx/pressure gradient 2.mean.xxx:presrto:pt:circulatory system.xxx:qn:us.doppler.calculated
Mean pressure gradient/Mean pressure gradient 2 by US.doppler calculated
mean pressure gradient/mean pressure gradient 2 by us.doppler calculated