VR-12 Physical component summary score change - oblique method:TscoreDiff:Pt:^Patient:Qn:VR
vr-12 physical component summary score change - oblique method:tscorediff:pt:^patient:qn:vr
VR-12 Physical component summary (PCS) score change - oblique method
vr-12 physical component summary (pcs) score change - oblique method