[1] Gyeongsang Natl Univ, Dept Thorac & Cardiovasc Surg, Coll Med, Changwon Hosp, Chang Won 51472, South Korea
[2] Gyeongsang Natl Univ, Changwon Hosp, Inst Hlth Sci, Chang Won 51472, South Korea
[3] Gyeongsang Natl Univ, Changwon Hosp, Dept Pathol, Chang Won, South Korea
[4] Gyeongsang Natl Univ, Changwon Hosp, Coll Med, Dept Diagnost Radiol, Chang Won, South Korea