Primary Care Screening and Treatment for Latent Tuberculosis Infection in Adults: Evidence Report and Systematic Review for the US Preventive Services Task Force.

Importance: Five to ten percent of individuals with latent tuberculosis infection (LTBI) progress to active tuberculosis (TB) disease. Identifying and treating LTBI is a key component of the strategy for reducing the burden of TB disease.

Objective: To review the evidence about targeted screening and treatment for LTBI among adults in primary care settings to support the US Preventive Services Task Force in updating its 1996 recommendation.

Interventions to prevent post-traumatic stress disorder: a systematic review.

Context: Traumatic events are prevalent worldwide; trauma victims seek help in numerous clinical and emergency settings. Using effective interventions to prevent post-traumatic stress disorder (PTSD) is increasingly important. This review assessed the efficacy, comparative effectiveness, and harms of psychological, pharmacologic, and emerging interventions to prevent PTSD.