How policy informs the evidence.
Davey Smith
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G
Ebrahim
S
S
Frankel
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S
D019317:Evidence-Based Medicine; D006291:Health Policy; D006302:Health Services Research / Q000379:methods*; D006304:Health Status; D006801:Humans; D011634:Public Health; D012959:Socioeconomic Factors; D006113:United Kingdom