Correspondence to Dr Sietse Wieringa, Department of Continuing Education, University of Oxford, Oxford OX1 2JA, UK; sietse.wieringa{at}kellogg.ox.ac.uk Evidence-based guidelines whether national, ...

Correspondence to Sir Iain Chalmers, James Lind Initiative, Summertown Pavilion, Middle Way, Oxford OX2 7LG, UK; ichalmers{at}jameslind.net We are surrounded by maelstroms of claims about the effects ...

1 Evidence-Based Practice Center, Mayo Clinic Robert D. and Patricia E. Kern Center for the Science of Health Care Delivery, Mayo Clinic, Rochester, Minnesota, USA 2 Knowledge and Evaluation Research ...

This paper is part of a series of methodological guidance from the Cochrane Rapid Reviews Methods Group. Rapid reviews (RRs) use modified systematic review methods to accelerate the review process ...

Correspondence to Dr John P A Ioannidis, Stanford Prevention Research Center, Department of Medicine, Stanford University, Stanford, CA 94305, USA; jioannid{at}stanford.edu Inverse publication ...

Background Major depressive disorder is estimated by the WHO to affect more than 300 million people globally, making depression the leading cause of disability worldwide. Antidepressants are commonly ...

Correspondence to: Dr An De Sutter, Department of Family Medicine and Primary Health Care, Ghent University, Ghent 9000, Belgium; an.desutter{at}UGent.be If you wish ...

Correspondence to Mille Falk Bjørch, Centre of General Practice, University of Copenhagen Department of Public Health, Copenhagen, Denmark; millefb{at}live.dk Objectives We aimed to systematically ...

Background In people with mild asthma poor adherence to regular therapy is common and increases the risk of exacerbations, morbidity and mortality. The use of fixed-dose combination inhalers ...

Correspondence to Dr Mark H Ebell, Department of Epidemiology and Biostatistics, College of Public Health, University of Georgia, 125 Miller Hall, UGA Health Sciences Campus, Athens, GA 30602, USA; ...

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, ...

Correspondence to Dr Nav Persaud, Department of Family and Community Medicine, St Michael's Hospital, Toronto M5B 1X2, Ontario, Canada; nav.persaud{at}utoronto.ca Novelty bias refers to the mere ...