TY  - JOUR 
T1  - Early Clinical Results of Perceval Sutureless Aortic Valve in 139 Patients: Freeman Experience
JO  - Brazilian Journal of Cardiovascular Surgery
A1  - Mujtaba, Syed Saleem
A1  - Ledingham, Simon
A1  - Shah, Asif Raza
A1  - Clark, Stephen
A1  - Pillay, Thasee
A1  - Schueler, Stephan
SN  - 0102-7638
UL  - 10.21470/1678-9741-2017-0087
VL  - 33 
Y1  - 2018
PB  - Brasil 
ER  -