Type of intervention, stent, balloon dilatation:Type:Pt:^Patient:Nom:PhenX
type of intervention, stent, balloon dilatation:type:pt:^patient:nom:phenx
Type of intervention, stent, balloon dilatation:Type:To identify measures at a point in time:^Patient:Nominal:PhenX
type of intervention, stent, balloon dilatation:type:to identify measures at a point in time:^patient:nominal:phenx