Tracheal surgery
Conundrum of mediastinal tumor in Dr. George Mukhari Academic Hospital
Links[1] https://www.ctsnet.org/user/login?destination=user/530662 [2] https://www.ctsnet.org/print/home/fidele [3] https://www.ctsnet.org/article/yang-procedure-and-double-valve-replacement-technique [4] https://www.ctsnet.org/articles/Fidele [5] https://www.ctsnet.org/society/ctsnet