%0 Journal Article %T GRADE guidelines 6. Rating the quality of evidence—imprecision %A Guyatt, Gordon H. %A Oxman, Andrew D. %A Kunz, Regina %A Brozek, Jan %A Alonso-Coello, Pablo %A Rind, David %A Devereaux, P.J. %A Montori, Victor M. %A Freyschuss, Bo %A Vist, Gunn %A Jaeschke, Roman %A Williams, John W. %A Murad, Mohammad Hassan %A Sinclair, David %A Falck-Ytter, Yngve %A Meerpohl, Joerg %A Whittington, Craig %A Thorlund, Kristian %A Andrews, Jeff %A Schünemann, Holger J. %A , %J Journal of Clinical Epidemiology %@ 0895-4356 %D 2011-12-01 %I Elsevier BV %~ DeepDyve