%0 Journal Article %B BMJ %D 2009 %G en %P b2680 %R 10.1136/bmj.b2680 %T How citation distortions create unfounded authority: analysis of a citation network %U https://www.bmj.com/content/339/bmj.b2680 %V 339 %8 2009/07/21 %! How citation distortions create unfounded authority