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Table 1.

Search Strategy for the MEDLINE/PubMed Database.

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Table 2.

Article Inclusion and Exclusion Criteria.

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Table 3.

Defined Levels of Evidence in Literature Search Articles.

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Fig 1.

PRISMA Flow Diagram of the Selection Process to Identify Studies for Review.

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Table 4.

Literature Search: Summary of Levels of Evidence of the Included Studies.

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Table 5.

Literature Search: Summary of Studies with Results on Efficacy and Safety.

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Table 6.

Appraisal of Study Quality for Three Randomized Controlled Trials*.

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Table 7.

Literature Search: Specific Reported Adverse Events, in Alphabetical order by first author.

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