title: Information bias.
authors.forename: Maher M
authors.initials: MM
authors.lastname: El-Masri
mesh_terms: D015982:Bias; D002405:Catheterization, Central Venous / Q000009:adverse effects* / Q000451:nursing; D015400:Clinical Nursing Research; D003428:Cross Infection / Q000453:epidemiology* / Q000451:nursing; D006801:Humans