title: [Echographic bedside measurement of the caval index for the non-invasive determination of lower central venous pressure].
authors.affiliation: Grupo de Trabajo de Urgencias SEMI, Serviciode Medicina Interna, Hospital Infanta Cristina, Parla, Madrid, España. ggcasasolaster@gmail.com
authors.forename: G
authors.initials: G
authors.lastname: García De Casasola