Guidance for placement of venous filter:Find:Pt:Chest>Vena cava.superior:Doc:{Imaging modality}
guidance for placement of venous filter:find:pt:chest>vena cava.superior:doc:{imaging modality}
Guidance for placement of venous filter:Find:Pt:Chest>Vena cava.superior:Doc:{Imaging modality}
guidance for placement of venous filter:find:pt:chest>vena cava.superior:doc:{imaging modality}