title: Scheduled replacement of central vascular catheters.
authors.forename: A
authors.initials: A
authors.lastname: Lahad
authors.forename: J
authors.initials: J
authors.lastname: Freidman
mesh_terms: D002405:Catheterization, Central Venous / Q000009:adverse effects / Q000379:methods*; D002407:Catheterization, Swan-Ganz / Q000009:adverse effects / Q000379:methods*; D006801:Humans; D016032:Randomized Controlled Trials as Topic; D012107:Research Design; D013997:Time Factors