Mark Helfand

GRADE guidelines: 3. Rating the quality of evidence

Howard Balshem, Mark Helfand, Holger J. Schünemann et al. · Journal of Clinical Epidemiology · 2011 · 8.2K citations

Education, Educational Assessment, Evidence-based Practice +10

GRADE guidelines: 7. Rating the quality of evidence—inconsistency

Gordon Guyatt, Andrew D Oxman, Regina Kunz et al. · Journal of Clinical Epidemiology · 2011 · 2.4K citations

Nursing, Educational Assessment, Evidence-based Practice +12

CARE guidelines for case reports: explanation and elaboration document

D. Riley, Melissa S. Barber, Gunver S. Kienle et al. · Journal of Clinical Epidemiology · 2017 · 2.1K citations

Nursing, Internal Medicine, Good Clinical Practice +7

GRADE guidelines: 8. Rating the quality of evidence—indirectness

Gordon Guyatt, Andrew D Oxman, Regina Kunz et al. · Journal of Clinical Epidemiology · 2011 · 1.9K citations · Full text

Nursing, Educational Assessment, Causal Inference +13

Current methods of the U.S. Preventive Services Task Force

Russell Harris, Mark Helfand, Steven H. Woolf et al. · American Journal of Preventive Medicine · 2001 · 1.7K citations

Medicine, Preventive Medicine, Infection Prevention +10