RT Journal Article SR Electronic T1 GRADEing quality of evidence and its importance in evidence-based practice JF BMJ Evidence-Based Medicine JO BMJ EBM FD BMJ Publishing Group Ltd SP 228 OP 230 DO 10.1136/bmjebm-2020-111525 VO 26 IS 5 A1 Kumar, Anil A1 Taggarsi, Meghana YR 2021 UL http://ebm.bmj.com/content/26/5/228.abstract AB