The efficacy of low and moderate dosage of diazepam on sleep bruxism in children: A randomized placebo-controlled clinical trial.

Background: Sleep bruxism (SB) in children is commonly a self-limited problem; however, therapy of the condition may be needed to improve sleep quality of parents and children. Benzodiazepines have some success in controlling adult bruxism. The objective of this study was to evaluate the effect and the safety of a short course of diazepam on controlling SB in healthy children.

Systematic review and meta-analysis on the age-specific seroprevalence of hepatitis A in Iran.

Background: Hepatitis A virus (HAV) is a major cause of acute viral hepatitis worldwide. Annual medical and work loss costs of hepatitis A are significant even in low-endemic countries. It is recommended that each country should collect and review the information needed to estimate its national burden of hepatitis A to provide evidence for health policy makers to implement appropriate and cost-effective preventive strategy for HAV infection.