The design of randomised controlled trials (RCTs) should incorporate characteristics (such
as concealment of randomised allocation and blinding of participants and personnel) that …

Predictors of relapse to drinking were examined in a clinical sample of 122 individuals
seeking outpatient treatment for alcohol problems. Drinking status and a variety of predictor …

Objectives To determine whether BCG vaccination protects against Mycobacterium
tuberculosis infection as assessed by interferon γ release assays (IGRA) in children. Design …

Summary Background The SARS-CoV-2 delta (B. 1.617. 2) variant was first detected in
England in March, 2021. It has since rapidly become the predominant lineage, owing to high …

Drawing upon more than 30 years of experience in working with statistics, Dr. Richard J.
Harris has updated A Primer of Multivariate Statistics to provide a model of balance between …

This article describes updates of the meta-analysis command metan and options that have
been added since the command's original publication (Bradburn, Deeks, and Altman, metan …

This report describes the structural characterization of the recombinant envelope
glycoprotein (rgp120) of human immunodeficiency virus type 1 produced by expression in …

Vaccination and Household Transmission of SARS-CoV-2 In this study involving household
contacts of persons with laboratory-confirmed Covid-19, the risk of household transmission …

Published evidence suggests that aspects of trial design lead to biased intervention effect
estimates, but findings from different studies are inconsistent. This study combined data from …

Warming associated with urban development will be exacerbated in future years by
temperature increases due to climate change. The strategic implementation of urban green …