Bovine pericardial versus porcine bioprosthetic mitral valves: results from a Korean Nationwide Cohort Study. - Kim, Hong Rae; Park, Jino; Park, Sung Jun; Kim, Ho Jin; Kim, Seonok; Kim, Ye-Jee; Ahn, Jung-Min; Kim, Dae-Hee; Kim, Joon Bum (European Journal of Cardio-Thoracic Surgery, 2023)