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Methodological quality and synthesis of case series and case reports

Correspondence to Dr Mohammad Hassan Murad, Evidence-Based Practice Center, Mayo Clinic, Rochester, MN 55905, USA; murad.mohammad{at}mayo.edu In 1904, Dr James Herrick evaluated a 20-year-old patient ...
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Overdiagnosis: what it is and what it isn’t

Correspondence to Professor John Brodersen, Centre of Research & Education in General Practice, Department of Public Health, University of Copenhagen, Faculty of Health Sciences, Copenhagen 1014, ...
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Exploring the diverse definitions of ‘evidence’: a scoping review

Objectives To systematically collect and analyse diverse definitions of ‘evidence’ in both health and social sciences, and help users to correctly use the term ‘evidence’ and rethink what is the ...
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Stopping smoking in the weeks prior to surgery has no effect on the risk of postoperative complications

Tobacco Research and Treatment Center, General Medicine Division, Massachusetts General Hospital, Boston, Massachusetts, USA Correspondence to Nancy A Rigotti Tobacco Research and Treatment Center, ...
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Evidence maps: a tool to guide research agenda setting

Correspondence to Dr Fares Alahdab, Mayo Clinic Minnesota, Rochester MN 55905, USA; alahdab.fares{at}mayo.edu, fares.alahdab{at}gmail.com A surprisingly huge proportion of medical research still shows ...
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Current Issue

Evaluation of reported claims of sex-based differences in treatment effects across meta-analyses: a meta-research study (19 June, 2025) ...
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Developing a core outcome set for dysphagia interventions in Parkinson’s disease: an international Delphi consensus study

Objectives To develop a core outcome set (COS) for oropharyngeal dysphagia (swallowing disorder) interventions in Parkinson’s disease by agreeing core outcomes and definitions, outcome measurement ...
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6 Global burden of disease 2017 estimates for major depressive disorder: a critical appraisal of the epidemiological evidence

Objectives To critically appraise the quality of the studies underpinning the GBD 2017 estimates for MDD with respect to i) the GBD 2017 inclusion criteria and ii) population coverage. Methods Of 431 ...
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Dear doctor, please know that you do not know until I have told you

Correspondence to Dr Arwen H. Pieterse, Biomedical Data Sciences, Leiden University Medical Center, Leiden 2300 RC, The Netherlands; a.h.pieterse{at}lumc.nl True patient involvement in treatment ...
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011 Development and nation-wide implementation of a patient decision aid including real-world outcome information to support shared decision making about treatment for non ...

3 Department of Clinical Pharmacy, St. Antonius Hospital, Utrecht/Nieuwegein, The Netherlands 4 Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht Institute for Pharmaceutical ...
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Blinding in randomised clinical trials of psychological interventions: a retrospective study of published trial reports

Objectives To study the extent of blinding in randomised clinical trials of psychological interventions and the interpretative considerations if randomised clinical trials are not blinded. Design ...
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External validity, generalisability, applicability and directness: a brief primer

If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be ...