Heart rate:NRat:Enctr^frst:Arterial system:Qn
heart rate:nrat:enctr^frst:arterial system:qn
Heart rate:Number=Count/Time:Duration of an encounter^First value observed during an interval:Arterial system:Quantitative
heart rate:number=count/time:duration of an encounter^first value observed during an interval:arterial system:quantitative