This electronic resource aims to provide physicians with fast and easy access to practical guidelines linked to the best available research evidence. It covers a wide range of medical conditions and ...

Correspondence to Dr Kerry Dwan, Centre for Reviews and Dissemination, University of York, York, UK; Kerry.dwan{at}york.ac.uk A systematic review identifies, appraises and synthesises all the ...

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 ...

Correspondence to Dr Elaine Lehane, Catherine McAuley School of Nursing and Midwifery, University College Cork, Cork T12 K8AF, Ireland; e.lehane{at}ucc.ie To highlight and advance clinical ...

Correspondence to Dr Gillian Stokes, Social Research Institute, EPPI Centre, University College London, London, WC1H 0NS, UK; gillian.stokes{at}ucl.ac.uk Searches conducted a year or more before ...

Quantifying the time-varying association between objectively measured physical activity and mortality in US older adults over a 12-year follow-up period: the NHANES 2003–2006 study ...

Correspondence to Dr Hendrika J Luijendijk, General Practice and Elderly Care Medicine, University Medical Centre Groningen, Groningen 9713 GZ, The Netherlands; h.j.luijendijk{at}umcg.nl PICOs are ...

Correspondence to Dr Veronika Williams, Nuffield Department of Primary Care Health Sciences, University of Oxford, Oxford OX2 6GG, UK; veronika.williams{at}phc.ox.ac.uk Given its scope and its place ...

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 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; ...

People often use infographics (also called visual or graphical abstracts) as a substitute for reading the full text of an article. This is a concern because most infographics do not present sufficient ...

Objective To determine, for people seeking a date online, what activities and behaviours have an effect on the chances of converting electronic communication into a face-to-face meeting. Methods ...