1. Department of Thoracic and Cardiovascular Surgery, School of Medicine, Kyungpook National University, 807, Hoguk-ro, Buk-gu, Daegu 41404, Republic of Korea
2. Department of Anesthesiology and Pain Medicine, School of Medicine, Daegu Catholic University, 33, Duryugongwon-ro 17-gil, Nam-gu, Daegu 42472, Republic of Korea
3. Department of Anesthesiology and Pain Medicine, School of Medicine, Kyungpook National University, 807, Hoguk-ro, Buk-gu, Daegu 41404, Republic of Korea
4. Department of Anesthesiology and Pain Medicine, School of Dentistry, Kyungpook National University, 130, Dongdeok-ro, Jung-gu, Daegu 41944, Republic of Korea