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Between 5 to 10% of the population experience depression at any time in any year, needing psychiatric or psychosocial intervention. The World Health Organization has reported that depression's financial burden globally ranked fourth in 2000, and will increase by 2020 to be the second most costly disease. This paper focus on the range of non-drug strategies available to patients, other than prescribed pharmacological treatments, which could be helpful in treating depression.
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Dhingra et al. (2011) studied this question.
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