Leaflet separation:Len:Pt:Heart.valve.XXX:Qn:US
leaflet separation:len:pt:heart.valve.xxx:qn:us
Leaflet separation:Length:To identify measures at a point in time:Heart.valve.Not specified:Quantitative:Ultrasound
leaflet separation:length:to identify measures at a point in time:heart.valve.not specified:quantitative:ultrasound