Concepedia

Richard A. Hansen

RA

Statistics

Publications

92

Citations

4.4K

H-Index

34

Active since

1973

Affiliations

University of North Carolina at Chapel Hill(Current)

Auburn University

Harvard University

Duke University

University of Wisconsin–Madison

Richard A. Hansen is an author at University of North Carolina at Chapel Hill specializing in medicine, patient safety, and public health.

ORCID

Top concepts

Publications per year

1973–2021

92

Publications

92

The Burden of Gastrointestinal and Liver Diseases, 2006

Nicholas J. Shaheen, Richard A. Hansen, Douglas R. Morgan et al. · The American Journal of Gastroenterology · 2006 · 694 citations

Adherence: Comparison of Methods to Assess Medication Adherence and Classify Nonadherence

Richard A. Hansen, Mimi Kim, Liping Song et al. · Annals of Pharmacotherapy · 2009 · 284 citations

A simple and valid tool distinguished efficacy from effectiveness studies

Gerald Gartlehner, Richard A. Hansen, Daniel Nissman et al. · Journal of Clinical Epidemiology · 2006 · 211 citations

, , +6

Criteria for Distinguishing Effectiveness From Efficacy Trials in Systematic Reviews

Gerald Gartlehner, Richard A. Hansen, Daniel Nissman et al. · 2006 · 196 citations

, , +16

Empirical estimation of under-reporting in the U.S. Food and Drug Administration Adverse Event Reporting System (FAERS)

Yasser Alatawi, Richard A. Hansen · Expert Opinion on Drug Safety · 2017 · 183 citations

1–5 of 92