Orifice area/Body surface area:ArArea:Pt:Aortic valve:Qn:US.2D
orifice area/body surface area:ararea:pt:aortic valve:qn:us.2d
Aortic valve Orifice area/Body surface area [Area/Area] by US 2D
aortic valve orifice area/body surface area [area/area] by us 2d