background: alzheimer’s disease (ad) is the most common type of dementia. demonstrating the modifiable risk factors of ad can help to plan for prevention of this disease. the aim of the current review was to characterize modifiable cardiovascular risk factors of ad using existing data and determine their contribution in ad development in iran and the world. methods: the systematic search was do...

OBJECTIVES To determine the prevalence of proper fencing around outdoor swimming pools among US households and to describe this fencing in relation to demographic and other household factors. To estimate the number of drownings among children <5 years of age that might be prevented by having proper fencing around all residential pools in the United States. METHODS A 1994, randomly dialed nati...

................................................................................................................................................................2 INTRODUCTION .......................................................................................................................................................2 DIFFERENT APPROACHES USED TO ESTIMATE ENVIRONMENTAL BURDEN OF DISEASE...