URLDate
Verified		Extra Software
Requirements
(if any)		Access
Conditions		Notes
http://dx.doi.org/10.1590/0103-8478cr20150276DOI Link
http://www.scielo.br/scielo.php?script=sci_arttext[...]04/04/2017
http://www.scielo.br/pdf/cr/v46n6/1678-4596-cr-010[...]04/04/2017PDF Reader