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Objectives To compare the efficacy of influenza vaccines of any valency for adults 60 years and older. Design and setting Systematic review with network meta-analysis (NMA) of randomised controlled ...

3 Manitoba Centre for Health Policy, Department of Community Health Sciences, Faculty of Medicine, University of Manitoba, Winnipeg, Manitoba, Canada Correspondence to: Gregory P Marchildon ...

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 ...

Health technology assessment in India in the next decade: reflections on a vision for its path to maturity and impact ...

Objective To synthesise the available evidence on the effects of interventions designed to improve the delivery of healthcare that reduces the greenhouse gas (GHG) emissions of healthcare. Design ...

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 Dr Mohammad H Murad, Evidence-Based Practice Center, Mayo Clinic, Rochester, MN 55905, USA; murad.mohammad{at}mayo.edu Although random sampling can lead to more generalisable results ...

Background Peer review may improve the quality of research manuscripts and aid in editorial decisions, but reviewers can have conflicts of interest that impact on their recommendations. Objectives The ...

Correspondence to Dr Paula Riganti, Family and Community Medicine Department, Hospital Italiano de Buenos Aires, Buenos Aires, C1199, Argentina; paula.riganti{at}hospitalitaliano.org.ar Different ...

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Correspondence to: Dr Theodora Psaltopoulou, Department of Hygiene, Epidemiology and Medical Statistics, Medical School, National and Kapodistrian University of Athens, 75, M Asias Str, Athens 115 27, ...