valvular heart diseases
aortic root surgery
mitral valve rerair
congenital cardiac surgery
off pump cabg
Links
[1] https://www.ctsnet.org/user/login?destination=user/431677
[2] https://www.ctsnet.org/print/home/helnady
[3] https://www.ctsnet.org/article/aortic-valve-bicuspidization-unicuspid-aortic-valve
[4] https://www.ctsnet.org/articles/helnady
[5] https://www.ctsnet.org/society/ctsnet
[6] https://www.ctsnet.org/society/eacts