A framework for mandatory impact evaluation to ensure well informed public policy decisions


Andrew D Oxman,Arild Bjørndal,Francisco Becerra-Posada,Mark Gibson,Miguel Angel Gonzalez Block,Andy Haines,Maimunah Hamid,Carmen Hooker Odom,Haichao Lei,Ben Levin,Mark W Lipsey,Julia H Littell,Hassan Mshinda,Pierre Ongolo-Zogo,Tikki Pang, et al.


The Lancet




30 January–5 February 2010

Copyright © 2010, Elsevier

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