Abstract:INTRODUCTIONThe aging of the population is a worldwide phenomenon, highlighting the significant increase in the population aged 70 years and older. In 2009, the results of the National Household Sample Survey indicated a total of 11.3 million in this age group. The decrease of the children and youth and the consequent increase in adult population and elderly is related to the continued decline in the fertility and mortality rate combined with an increased life expectancy (1) .Simultaneously, the most prevalent… Show more
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