GRADE guidelines 6. Rating the quality of evidence - Imprecision

Gordon H. Guyatt, Andrew D. Oxman, Regina Kunz, Jan Brozek, Pablo Alonso-Coello, David Rind, P. J. Devereaux, Victor M. Montori, Bo Freyschuss, Gunn Vist, Roman Jaeschke, John W. Williams, Mohammad Hassan Murad, David Sinclair, Yngve Falck-Ytter, Joerg Meerpohl, Craig Whittington, Kristian Thorlund, Jeff Andrews, Holger J. Schünemann