Oregon Health & Science University Economics

Mark Helfand

Faculty

Health Systems, Economic Evaluations, Quality of Life

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/282 · Economics

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About

Mark Helfand is a Economics scholar at Oregon Health & Science University. Research spans Health Systems, Economic Evaluations, Quality of Life. 167 works, 25k citations (h-index 43).

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Affiliation on publications · VA Portland Health Care System

Most-cited work

2011

GRADE guidelines: 3. Rating the quality of evidence

Howard Balshem, Mark Helfand, Holger Jens Schünemann, Andrew David Oxman, Regina Kunz, Jan Brożek, Gunn Elisabeth Vist, Yngve T Falck-Ytter, Joerg J Meerpohl, Susan L. Norris

Journal of Clinical EpidemiologyTop-listed

8.5k

cites

2011

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

Gordon Henry Guyatt, Andrew David Oxman, Regina Kunz, James Woodcock, Jan Brożek, Mark Helfand, Pablo Alonso‐Coello, Paul Glasziou, Roman Jaeschke, Elie A. Akl, Susan L. Norris, Gunn Elisabeth Vist, Philipp Dahm, Vijay Kumar Shukla, Julian P. T. Higgins, Yngve T Falck-Ytter, Holger Jens Schünemann

Journal of Clinical EpidemiologyTop-listed

2.4k

cites

2017

CARE guidelines for case reports: explanation and elaboration document

David S. Riley, Melissa S. Barber, Gunver Sophia Kienle, Jeffrey K Aronson, Tido von Schoen-Angerer, Peter Tugwell, Helmut Kiene, Mark Helfand, Douglas G. Altman, Harold C. Sox, Paul Georg Werthmann, David Moher, Richard Alan Rison, Larissa Shamseer, Christian A. Koch, Gordon H. Sun, Patrick J. Hanaway, Nancy L. Sudak, Marietta Kaszkin-Bettag, James E. Carpenter, Joel Joseph Gagnier

Journal of Clinical EpidemiologyTop-listed

2.3k

cites