Literature search on the following
databases: Science Direct on Line, PubMed, PsycINFO, Cochrane Clinical Trials Library, BVS e SciELO (n = 7
Double studies removed (n = 7)
Selected studies (n = 25)
Full studies to valuate eligibility (n = 24)
Included studies (n = 23
Excluded studies (n = 1)
Excluded studies (n = 1)