Arterial patency^pre arterial puncture:PrThr:Pt:Wrist artery:Ord
arterial patency^pre arterial puncture:prthr:pt:wrist artery:ord
Arterial patency^pre arterial puncture:PrThr:Pt:Wrist artery:Ord
arterial patency^pre arterial puncture:prthr:pt:wrist artery:ord