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Timely participant recruitment remains a significant challenge for most clinical trials. We evaluated the effects on participant recruitment of communication between the central trial coordinators and the clinical sites in the setting of a large international multi-centre clinical trial. The effects of communication were determined in a single-blind(More)
OBJECTIVES The supermarket industry now services many customers through online food shopping over the Internet. The Internet shopping process offers a novel opportunity for the modification of dietary patterns. The aim of this study was to evaluate the effects on consumers' purchases of saturated fat of a fully automated computerised system that provided(More)
BACKGROUND Elevated low-density lipoprotein (LDL) cholesterol is a leading risk factor for cardiovascular disease. Despite the availability of proven interventions to lower LDL cholesterol, their use remains subobtimal. Many websites provide interactive, tailored advice on cardiovascular risk in an attempt to help bridge this evidence-practice gap, yet(More)
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