Brazilian Journal of Cardiovascular Surgery Brazilian Journal of Cardiovascular Surgery v.32 n.1 2017 Sociedade Brasileira de Cirurgia Cardiovascular (SBCCV) instacron:SBCCV Brazilian Journal of Cardiovascular Surgery, Vol 32, Iss 1, Pp 15-21 Brazilian Journal of Cardiovascular Surgery, Volume: 32, Issue: 1, Pages: 15-21, Published: FEB 2017