The experimental protocol was approved by the Ethics and Research Committee of Maceio University Center (CESMAC, protocol number:1417/12). This study was conducted in accordance with the International Ethical Guidelines and Declaration of Helsinki.
The experimental protocol was approved by the Ethics and Research Committee of Maceio University Center (CESMAC, protocol number:1417/12). This study was conducted in accordance with the International Ethical Guidelines and Declaration of Helsinki.