Links
[1] http://www.uniklinik-saarland.de/herzchirurgie/
[2] https://www.ctsnet.org/user/login?destination=user/421492
[3] https://www.ctsnet.org/print/home/hschafers
[4] https://www.ctsnet.org/article/learning-aortic-valve-repair-interview-hans-joachim-sch%C3%A4fers
[5] https://www.ctsnet.org/article/root-remodeling-tips-and-tricks
[6] https://www.ctsnet.org/article/approach-functional-mitral-regurgitation
[7] https://www.ctsnet.org/article/valve-preserving-root-replacement
[8] https://www.ctsnet.org/article/aortic-root-management-acute-aortic-dissection
[9] https://www.ctsnet.org/article/valve-sparing-aortic-replacement-%E2%80%93-root-remodelling
[10] https://www.ctsnet.org/articles/hschafers
[11] https://www.ctsnet.org/society/aats
[12] https://www.ctsnet.org/society/ctsnet
[13] https://www.ctsnet.org/society/eacts
[14] https://www.ctsnet.org/society/sts