Although armed violence in southern Sudan has diminished since the signing of the Comprehensive Peace Agreement (CPA), civilians are still exposed to comparatively high levels of insecurity. National and local authorities continue to insist on forcible disarmament as a strategy to stabilise the...

The Lancet has published the methodology and findings of a 2006 survey by Gilbert Burnham and colleagues of mortality after the 2003 invasion of Iraq. The authors report that 40 households were interviewed a day in this survey, and illustrate the ease of this completion rate by comparison to...

Cluster sampling has recently been used to estimate the mortality in various conflicts around the world. The Burnham et al. (2006) study on Iraq employs a new variant of this cluster sampling methodology. The stated methodology of Burnham et al. (2006) is to (1) select a random main street, (2)...