TY - JOUR AU - Guyatt, G H; Oxman, A D; Vist, G E TI - GRADE: an emerging consensus on rating quality of evidence and strength of recommendations JO - BMJ VL - 336 PY - 2008 DO - 10.1136/bmj.39489.470347.AD L3 - PubMed-ID: 18436948 SP - 924 EP - 926 N1 - et al. GRADE working group ER -