Benzodiazepines are commonly used for anxiety disorders, but there is a lack of systematic reviews relating to their safety and efficacy. A Cochrane Review is in preparation comparing beizodiazepines with placebo and ...

Power calculations in clinical trials depend on an estimation of a change in effect size, and this depends on an estimation of the rate of the (measured) event in the population. It may be that using a Baysian approach ...

There have been considerable investigations in recent years of the correlation of early life event interactions, with psychotic symptomatology, with suggestions of causal links.. However, most of these investigations do ...