EcgMeanSqrt(Pow([RR-I(1)]-[RR-I(0)],2))/(Sqrt(2))b1db8259-826a-4361-9661-1cc3be7fc99aClosestSTV_RREcgMeanSqrt(Pow([QT-I(1)]-[QT-I(0)],2))/(Sqrt(2))52f16aa5-3b54-4ee3-8cf0-495690c21aecClosestSTV_QT