ST amplitude.lead V1:Elpot:Pt:Heart:Qn:EKG
st amplitude.lead v1:elpot:pt:heart:qn:ekg
ST amplitude.lead V1:Electrical Potential (Voltage):To identify measures at a point in time:Heart:Quantitative:EKG
st amplitude.lead v1:electrical potential (voltage):to identify measures at a point in time:heart:quantitative:ekg