Brazilian Journal of Cardiovascular Surgery, Volume: 32, Issue: 1, Pages: 1-7, Published: FEB 2017 Brazilian Journal of Cardiovascular Surgery, Vol 32, Iss 1, Pp 1-7 Brazilian Journal of Cardiovascular Surgery Brazilian Journal of Cardiovascular Surgery v.32 n.1 2017 Sociedade Brasileira de Cirurgia Cardiovascular (SBCCV) instacron:SBCCV