The Cochrane Library has been updated with a wealth of new and updated protocols and systematic reviews.
Included are:

• Music interventions for mechanically ventilated patients
• Vitamin A supplementation for preventing morbidity and mortality in children from 6 months to 5 years of age
• Sublingual immunotherapy for allergic rhinitis
• Altered dietary salt intake for preventing and treating diabetic kidney disease
• Opioid antagonists for alcohol dependence
• Sound therapy (masking) in the management of tinnitus in adults
• Ginseng for cognition

You may also be interested the Audio Updates from The Cochrane Library – audio summaries of some of the new reviews.