title: When should central venous catheters be changed in the intensive care unit? Should there be a rigid time, based protocol for doing so?
authors.affiliation: Division of Pulmonary and Critical Care Medicine, Maine Medical Center, Portland, 04192-3175, USA. mettes@mail.mmc.org
authors.forename: S A
authors.initials: SA
authors.lastname: Mette
mesh_terms: D000925:Anticoagulants / Q000008:administration & dosage; D000985:Antisepsis; D002405:Catheterization, Central Venous / Q000009:adverse effects / Q000592:standards*; D006801:Humans; D007362:Intensive Care Units; D012307:Risk Factors; D013997:Time Factors
chemical_list: D000925:Anticoagulants