Velocity slope.XXX/Velocity slope 2.XXX:VelRto:Pt:Circulatory system.XXX:Qn:US.doppler.calculated
velocity slope.xxx/velocity slope 2.xxx:velrto:pt:circulatory system.xxx:qn:us.doppler.calculated
Vel slope/Vel slope 2 DOP
vel slope/vel slope 2 dop