A wave duration.pulmonary vein - A wave duration.mitral valve:TimeDif:Pt:Pulmonary vein:Qn:US
a wave duration.pulmonary vein - a wave duration.mitral valve:timedif:pt:pulmonary vein:qn:us
Pulmonary vein A duration to Mitral valve A duration difference by US
pulmonary vein a duration to mitral valve a duration difference by us