Acceleration:Time:Pt:{Circulatory system}:Qn:US.doppler
acceleration:time:pt:{circulatory system}:qn:us.doppler
Acceleration:Time:To identify measures at a point in time:{Circulatory system}:Quantitative:Ultrasound.doppler
acceleration:time:to identify measures at a point in time:{circulatory system}:quantitative:ultrasound.doppler