title: Evidence based policy: proceed with care.
authors.affiliation: Department of Public Health and Policy, London School of Hygiene and Tropical Medicine, London WC1E 7HT. nick.black@lshtm.ac.uk
authors.forename: N
authors.initials: N
authors.lastname: Black
mesh_terms: D019317:Evidence-Based Medicine / Q000379:methods / Q000592:standards*; D006291:Health Policy; D006801:Humans; D017146:Models, Organizational; D011050:Policy Making; D012107:Research Design; D012680:Sensitivity and Specificity; D006113:United Kingdom