Systolic flow/Diastolic flow:VelRto:Pt:Cerebral artery middle:Qn:US.doppler
systolic flow/diastolic flow:velrto:pt:cerebral artery middle:qn:us.doppler
Cerebral artery middle Systolic flow/Diastolic flow US.doppler
cerebral artery middle systolic flow/diastolic flow us.doppler