Fluid output.pericardial drain:VRat:1H:Pericardial space:Qn
fluid output.pericardial drain:vrat:1h:pericardial space:qn
Fluid output.pericardial drain:Volume Rate:1 hour:Pericardial space:Quantitative
fluid output.pericardial drain:volume rate:1 hour:pericardial space:quantitative