Screening programme... Screening programme evaluation applied to airport security Mixed Messages Screening programme evaluation applied to airport security BMJ 2007; 335 doi: https://doi.org/10.1136/bmj.39419.662998.BE (Published 20 December 2007) Cite this as: BMJ 2007;335:1290 Eleni Linos, doctoral student1, Elizabeth Linos, research assistant23, Graham Colditz, associate director41Department of
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