%0 Journal Article %A Trisha Greenhalgh %A Geoff Wong %T Revalidation: a critical perspective %D 2011 %R 10.3399/bjgp11X561113 %J British Journal of General Practice %P 166-168 %V 61 %N 584 %U https://bjgp.org/content/bjgp/61/584/166.full.pdf